20375734 has 8 divisors (see below), whose sum is σ = 30584808. Its totient is φ = 10180800.

The previous prime is 20375699. The next prime is 20375743. The reversal of 20375734 is 43757302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20375696 and 20375705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1509 + ... + 6559.

It is an arithmetic number, because the mean of its divisors is an integer number (3823101).

Almost surely, 2^20375734 is an apocalyptic number.

20375734 is a deficient number, since it is larger than the sum of its proper divisors (10209074).

20375734 is a wasteful number, since it uses less digits than its factorization.

20375734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 20375734 is about 4513.9488255850. The cubic root of 20375734 is about 273.1310582922.

The spelling of 20375734 in words is "twenty million, three hundred seventy-five thousand, seven hundred thirty-four".