139048000 has 224 divisors, whose sum is σ = 426037248. Its totient is φ = 43776000.

The previous prime is 139047977. The next prime is 139048003. The reversal of 139048000 is 840931.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139048003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 727905 + ... + 728095.

It is an arithmetic number, because the mean of its divisors is an integer number (1901952).

Almost surely, 2^139048000 is an apocalyptic number.

139048000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139048000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213018624).

139048000 is an abundant number, since it is smaller than the sum of its proper divisors (286989248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139048000 is a wasteful number, since it uses less digits than its factorization.

139048000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 139048000 is about 11791.8616002733. The cubic root of 139048000 is about 518.0697669430.

Adding to 139048000 its reverse (840931), we get a palindrome (139888931).

It can be divided in two parts, 13904 and 8000, that added together give a square (21904 = 148²).

The spelling of 139048000 in words is "one hundred thirty-nine million, forty-eight thousand".