38361900 has 36 divisors (see below), whose sum is σ = 110994632. Its totient is φ = 10229760.

The previous prime is 38361899. The next prime is 38361913. The reversal of 38361900 is 916383.

It is a super-2 number, since 2×38361900² = 2943270743220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 63637 + ... + 64236.

Almost surely, 2^38361900 is an apocalyptic number.

38361900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38361900 is an abundant number, since it is smaller than the sum of its proper divisors (72632732).

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

38361900 is a wasteful number, since it uses less digits than its factorization.

38361900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127890 (or 127883 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 38361900 is about 6193.6984104814. The cubic root of 38361900 is about 337.2614500849.

The spelling of 38361900 in words is "thirty-eight million, three hundred sixty-one thousand, nine hundred".