40436048 has 10 divisors (see below), whose sum is σ = 78344874. Its totient is φ = 20218016.

The previous prime is 40436029. The next prime is 40436069. The reversal of 40436048 is 84063404.

It can be written as a sum of positive squares in only one way, i.e., 34245904 + 6190144 = 5852^2 + 2488^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40436048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1263611 + ... + 1263642.

Almost surely, 2^40436048 is an apocalyptic number.

It is an amenable number.

40436048 is a deficient number, since it is larger than the sum of its proper divisors (37908826).

40436048 is a wasteful number, since it uses less digits than its factorization.

40436048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527261 (or 2527255 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 40436048 is about 6358.9345019429. The cubic root of 40436048 is about 343.2334200950.

The spelling of 40436048 in words is "forty million, four hundred thirty-six thousand, forty-eight".