147993900 has 36 divisors (see below), whose sum is σ = 428196552. Its totient is φ = 39464960.

The previous prime is 147993899. The next prime is 147993949. The reversal of 147993900 is 9399741.

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, 246357 + ... + 246956.

Almost surely, 2^147993900 is an apocalyptic number.

147993900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147993900 is an abundant number, since it is smaller than the sum of its proper divisors (280202652).

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

147993900 is a wasteful number, since it uses less digits than its factorization.

147993900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493330 (or 493323 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 147993900 is about 12165.2743495574. The cubic root of 147993900 is about 528.9499799642.

The spelling of 147993900 in words is "one hundred forty-seven million, nine hundred ninety-three thousand, nine hundred".