138974700 has 36 divisors (see below), whose sum is σ = 402101000. Its totient is φ = 37059840.

The previous prime is 138974659. The next prime is 138974741. The reversal of 138974700 is 7479831.

It is an interprime number because it is at equal distance from previous prime (138974659) and next prime (138974741).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231325 + ... + 231924.

Almost surely, 2^138974700 is an apocalyptic number.

138974700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

138974700 is an abundant number, since it is smaller than the sum of its proper divisors (263126300).

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

138974700 is a wasteful number, since it uses less digits than its factorization.

138974700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463266 (or 463259 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 138974700 is about 11788.7531147276. The cubic root of 138974700 is about 517.9787163977.

The spelling of 138974700 in words is "one hundred thirty-eight million, nine hundred seventy-four thousand, seven hundred".