139367090 has 16 divisors (see below), whose sum is σ = 264064320. Its totient is φ = 52812720.

The previous prime is 139367089. The next prime is 139367113. The reversal of 139367090 is 90763931.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366566 + ... + 366945.

It is an arithmetic number, because the mean of its divisors is an integer number (16504020).

Almost surely, 2^139367090 is an apocalyptic number.

139367090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139367090 is a deficient number, since it is larger than the sum of its proper divisors (124697230).

139367090 is a wasteful number, since it uses less digits than its factorization.

139367090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733537.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 139367090 is about 11805.3839412363. The cubic root of 139367090 is about 518.4657563137.

The spelling of 139367090 in words is "one hundred thirty-nine million, three hundred sixty-seven thousand, ninety".