197071402 has 32 divisors (see below), whose sum is σ = 336296448. Its totient is φ = 85800000.

The previous prime is 197071367. The next prime is 197071403. The reversal of 197071402 is 204170791.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (197071403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67452 + ... + 70312.

It is an arithmetic number, because the mean of its divisors is an integer number (10509264).

Almost surely, 2^197071402 is an apocalyptic number.

197071402 is a deficient number, since it is larger than the sum of its proper divisors (139225046).

197071402 is a wasteful number, since it uses less digits than its factorization.

197071402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3006.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 197071402 is about 14038.2122081125. The cubic root of 197071402 is about 581.9350765823.

The spelling of 197071402 in words is "one hundred ninety-seven million, seventy-one thousand, four hundred two".