139794692 has 6 divisors (see below), whose sum is σ = 244640718. Its totient is φ = 69897344.

The previous prime is 139794691. The next prime is 139794709. The reversal of 139794692 is 296497931.

It can be written as a sum of positive squares in only one way, i.e., 102535876 + 37258816 = 10126^2 + 6104^2 .

It is a super-2 number, since 2×139794692² = 39085111822749728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 139794692.

It is not an unprimeable number, because it can be changed into a prime (139794691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17474333 + ... + 17474340.

It is an arithmetic number, because the mean of its divisors is an integer number (40773453).

Almost surely, 2^139794692 is an apocalyptic number.

It is an amenable number.

139794692 is a deficient number, since it is larger than the sum of its proper divisors (104846026).

139794692 is a wasteful number, since it uses less digits than its factorization.

139794692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34948677 (or 34948675 counting only the distinct ones).

The product of its digits is 734832, while the sum is 50.

The square root of 139794692 is about 11823.4805366271. The cubic root of 139794692 is about 518.9954620601.

The spelling of 139794692 in words is "one hundred thirty-nine million, seven hundred ninety-four thousand, six hundred ninety-two".