197520652 has 24 divisors (see below), whose sum is σ = 405720224. Its totient is φ = 82363392.

The previous prime is 197520641. The next prime is 197520677. The reversal of 197520652 is 256025791.

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 94293 + ... + 96364.

Almost surely, 2^197520652 is an apocalyptic number.

It is an amenable number.

197520652 is an abundant number, since it is smaller than the sum of its proper divisors (208199572).

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

197520652 is a wasteful number, since it uses less digits than its factorization.

197520652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190705 (or 190703 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 197520652 is about 14054.2040685341. The cubic root of 197520652 is about 582.3769399946.

The spelling of 197520652 in words is "one hundred ninety-seven million, five hundred twenty thousand, six hundred fifty-two".