40440802 has 24 divisors (see below), whose sum is σ = 64024668. Its totient is φ = 19150560.

The previous prime is 40440793. The next prime is 40440809. The reversal of 40440802 is 20804404.

It can be written as a sum of positive squares in 2 ways, for example, as 38825361 + 1615441 = 6231^2 + 1271^2 .

It is not an unprimeable number, because it can be changed into a prime (40440809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101668 + ... + 102064.

Almost surely, 2^40440802 is an apocalyptic number.

40440802 is a deficient number, since it is larger than the sum of its proper divisors (23583866).

40440802 is a wasteful number, since it uses less digits than its factorization.

40440802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 40440802 is about 6359.3082957190. The cubic root of 40440802 is about 343.2468706984.

The spelling of 40440802 in words is "forty million, four hundred forty thousand, eight hundred two".