148973040 has 160 divisors (see below), whose sum is σ = 543447360. Its totient is φ = 37380096.

The previous prime is 148973017. The next prime is 148973051. The reversal of 148973040 is 40379841.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 148972986 and 148973004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34692 + ... + 38748.

It is an arithmetic number, because the mean of its divisors is an integer number (3396546).

Almost surely, 2^148973040 is an apocalyptic number.

148973040 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 148973040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271723680).

148973040 is an abundant number, since it is smaller than the sum of its proper divisors (394474320).

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

148973040 is a wasteful number, since it uses less digits than its factorization.

148973040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4096 (or 4084 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 148973040 is about 12205.4512411463. The cubic root of 148973040 is about 530.1139425130.

It can be divided in two parts, 1489 and 73040, that added together give a square (74529 = 273²).

The spelling of 148973040 in words is "one hundred forty-eight million, nine hundred seventy-three thousand, forty".