36723456 has 360 divisors, whose sum is σ = 142458624. Its totient is φ = 9123840.

The previous prime is 36723439. The next prime is 36723469. The reversal of 36723456 is 65432763.

It is a super-2 number, since 2×36723456² = 2697224441167872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 36723456.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1596661 + ... + 1596683.

Almost surely, 2^36723456 is an apocalyptic number.

36723456 is a gapful number since it is divisible by the number (36) 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 36723456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71229312).

36723456 is an abundant number, since it is smaller than the sum of its proper divisors (105735168).

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

36723456 is a wasteful number, since it uses less digits than its factorization.

36723456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69 (or 46 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 36723456 is about 6059.9881188002. The cubic root of 36723456 is about 332.3899226702.

The spelling of 36723456 in words is "thirty-six million, seven hundred twenty-three thousand, four hundred fifty-six".