20460734 has 24 divisors (see below), whose sum is σ = 35877168. Its totient is φ = 8725920.

The previous prime is 20460721. The next prime is 20460743. The reversal of 20460734 is 43706402.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27167 + ... + 27909.

It is an arithmetic number, because the mean of its divisors is an integer number (1494882).

Almost surely, 2^20460734 is an apocalyptic number.

20460734 is a deficient number, since it is larger than the sum of its proper divisors (15416434).

20460734 is a wasteful number, since it uses less digits than its factorization.

20460734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040 (or 1033 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 20460734 is about 4523.3542863676. The cubic root of 20460734 is about 273.5103318524.

The spelling of 20460734 in words is "twenty million, four hundred sixty thousand, seven hundred thirty-four".