139026264 has 32 divisors (see below), whose sum is σ = 374302320. Its totient is φ = 42777216.

The previous prime is 139026263. The next prime is 139026301. The reversal of 139026264 is 462620931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139026263) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 222487 + ... + 223110.

Almost surely, 2^139026264 is an apocalyptic number.

It is an amenable number.

139026264 is an abundant number, since it is smaller than the sum of its proper divisors (235276056).

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

139026264 is a wasteful number, since it uses less digits than its factorization.

139026264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445619 (or 445615 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 139026264 is about 11790.9399116440. The cubic root of 139026264 is about 518.0427706270.

The spelling of 139026264 in words is "one hundred thirty-nine million, twenty-six thousand, two hundred sixty-four".