84374974 has 4 divisors (see below), whose sum is σ = 126562464. Its totient is φ = 42187486.

The previous prime is 84374951. The next prime is 84374981. The reversal of 84374974 is 47947348.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21093742 + ... + 21093745.

It is an arithmetic number, because the mean of its divisors is an integer number (31640616).

Almost surely, 2^84374974 is an apocalyptic number.

84374974 is a deficient number, since it is larger than the sum of its proper divisors (42187490).

84374974 is a wasteful number, since it uses less digits than its factorization.

84374974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42187489.

The product of its digits is 677376, while the sum is 46.

The square root of 84374974 is about 9185.5851201761. The cubic root of 84374974 is about 438.6026156804.

The spelling of 84374974 in words is "eighty-four million, three hundred seventy-four thousand, nine hundred seventy-four".