20314736 has 40 divisors (see below), whose sum is σ = 42851424. Its totient is φ = 9273600.

The previous prime is 20314687. The next prime is 20314751. The reversal of 20314736 is 63741302.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 20525 + ... + 21491.

Almost surely, 2^20314736 is an apocalyptic number.

20314736 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20314736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21425712).

20314736 is an abundant number, since it is smaller than the sum of its proper divisors (22536688).

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

20314736 is a wasteful number, since it uses less digits than its factorization.

20314736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089 (or 1083 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 20314736 is about 4507.1871494315. The cubic root of 20314736 is about 272.8582321086.

The spelling of 20314736 in words is "twenty million, three hundred fourteen thousand, seven hundred thirty-six".