538149204 has 48 divisors (see below), whose sum is σ = 1397670400. Its totient is φ = 179065728.

The previous prime is 538149187. The next prime is 538149221. The reversal of 538149204 is 402941835.

It is an interprime number because it is at equal distance from previous prime (538149187) and next prime (538149221).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61452 + ... + 69660.

Almost surely, 2^538149204 is an apocalyptic number.

538149204 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

538149204 is an abundant number, since it is smaller than the sum of its proper divisors (859521196).

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

538149204 is a wasteful number, since it uses less digits than its factorization.

538149204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8829 (or 8821 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 538149204 is about 23198.0431071244. The cubic root of 538149204 is about 813.3938805742.

The spelling of 538149204 in words is "five hundred thirty-eight million, one hundred forty-nine thousand, two hundred four".