197599152 has 20 divisors (see below), whose sum is σ = 510464600. Its totient is φ = 65866368.

The previous prime is 197599133. The next prime is 197599153. The reversal of 197599152 is 251995791.

It is a super-2 number, since 2×197599152² = 78090849742238208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 4116649 = 197599152 / (1 + 9 + 7 + 5 + 9 + 9 + 1 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (197599153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2058277 + ... + 2058372.

It is an arithmetic number, because the mean of its divisors is an integer number (25523230).

Almost surely, 2^197599152 is an apocalyptic number.

197599152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

197599152 is an abundant number, since it is smaller than the sum of its proper divisors (312865448).

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

197599152 is a wasteful number, since it uses less digits than its factorization.

197599152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4116660 (or 4116654 counting only the distinct ones).

The product of its digits is 255150, while the sum is 48.

The square root of 197599152 is about 14056.9965497613. The cubic root of 197599152 is about 582.4540805102.

The spelling of 197599152 in words is "one hundred ninety-seven million, five hundred ninety-nine thousand, one hundred fifty-two".