40696400 has 30 divisors (see below), whose sum is σ = 97774062. Its totient is φ = 16278400.

The previous prime is 40696393. The next prime is 40696427. The reversal of 40696400 is 469604.

40696400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 602176 + 40094224 = 776^2 + 6332^2 .

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 5 ways as a sum of consecutive naturals, for example, 50471 + ... + 51270.

Almost surely, 2^40696400 is an apocalyptic number.

40696400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40696400 is an abundant number, since it is smaller than the sum of its proper divisors (57077662).

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

40696400 is a wasteful number, since it uses less digits than its factorization.

40696400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101759 (or 101748 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 40696400 is about 6379.3730099438. The cubic root of 40696400 is about 343.9684935991.

The spelling of 40696400 in words is "forty million, six hundred ninety-six thousand, four hundred".