197934892 has 6 divisors (see below), whose sum is σ = 346386068. Its totient is φ = 98967444.

The previous prime is 197934887. The next prime is 197934899. The reversal of 197934892 is 298439791.

It is a happy number.

It is a super-4 number, since 4×197934892⁴ (a number of 34 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (197934899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24741858 + ... + 24741865.

Almost surely, 2^197934892 is an apocalyptic number.

It is an amenable number.

197934892 is a deficient number, since it is larger than the sum of its proper divisors (148451176).

197934892 is a wasteful number, since it uses less digits than its factorization.

197934892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49483727 (or 49483725 counting only the distinct ones).

The product of its digits is 979776, while the sum is 52.

The square root of 197934892 is about 14068.9335772119. The cubic root of 197934892 is about 582.7837757221.

It can be divided in two parts, 197 and 934892, that added together give a square (935089 = 967²).

The spelling of 197934892 in words is "one hundred ninety-seven million, nine hundred thirty-four thousand, eight hundred ninety-two".