40739800 has 96 divisors (see below), whose sum is σ = 101779200. Its totient is φ = 15120000.

The previous prime is 40739771. The next prime is 40739843. The reversal of 40739800 is 893704.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 269725 + ... + 269875.

It is an arithmetic number, because the mean of its divisors is an integer number (1060200).

Almost surely, 2^40739800 is an apocalyptic number.

40739800 is a gapful number since it is divisible by the number (40) 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 40739800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50889600).

40739800 is an abundant number, since it is smaller than the sum of its proper divisors (61039400).

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

40739800 is a wasteful number, since it uses less digits than its factorization.

40739800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 40739800 is about 6382.7736917425. The cubic root of 40739800 is about 344.0907233221.

The spelling of 40739800 in words is "forty million, seven hundred thirty-nine thousand, eight hundred".