139204062 has 32 divisors (see below), whose sum is σ = 310720800. Its totient is φ = 46194624.

The previous prime is 139204057. The next prime is 139204081. The reversal of 139204062 is 260402931.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6738 + ... + 17994.

It is an arithmetic number, because the mean of its divisors is an integer number (9710025).

Almost surely, 2^139204062 is an apocalyptic number.

139204062 is an abundant number, since it is smaller than the sum of its proper divisors (171516738).

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

139204062 is a wasteful number, since it uses less digits than its factorization.

139204062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11497 (or 11491 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 139204062 is about 11798.4771051183. The cubic root of 139204062 is about 518.2635148450.

Adding to 139204062 its reverse (260402931), we get a palindrome (399606993).

The spelling of 139204062 in words is "one hundred thirty-nine million, two hundred four thousand, sixty-two".