194869464 has 32 divisors (see below), whose sum is σ = 498505920. Its totient is φ = 63445536.

The previous prime is 194869457. The next prime is 194869471. The reversal of 194869464 is 464968491.

It is an interprime number because it is at equal distance from previous prime (194869457) and next prime (194869471).

It is a congruent number.

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, 93382 + ... + 95445.

It is an arithmetic number, because the mean of its divisors is an integer number (15578310).

Almost surely, 2^194869464 is an apocalyptic number.

It is an amenable number.

194869464 is an abundant number, since it is smaller than the sum of its proper divisors (303636456).

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

194869464 is a wasteful number, since it uses less digits than its factorization.

194869464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188879 (or 188875 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 51.

The square root of 194869464 is about 13959.5653227455. The cubic root of 194869464 is about 579.7595753418.

The spelling of 194869464 in words is "one hundred ninety-four million, eight hundred sixty-nine thousand, four hundred sixty-four".