20374734 has 32 divisors (see below), whose sum is σ = 42799104. Its totient is φ = 6453920.

The previous prime is 20374723. The next prime is 20374763. The reversal of 20374734 is 43747302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25972 + ... + 26744.

It is an arithmetic number, because the mean of its divisors is an integer number (1337472).

Almost surely, 2^20374734 is an apocalyptic number.

20374734 is an abundant number, since it is smaller than the sum of its proper divisors (22424370).

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

20374734 is a wasteful number, since it uses less digits than its factorization.

20374734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992.

The product of its (nonzero) digits is 14112, while the sum is 30.

The square root of 20374734 is about 4513.8380564659. The cubic root of 20374734 is about 273.1265899783.

The spelling of 20374734 in words is "twenty million, three hundred seventy-four thousand, seven hundred thirty-four".