40268450 has 12 divisors (see below), whose sum is σ = 74899410. Its totient is φ = 16107360.

The previous prime is 40268447. The next prime is 40268453. The reversal of 40268450 is 5486204.

It is an interprime number because it is at equal distance from previous prime (40268447) and next prime (40268453).

It can be written as a sum of positive squares in 3 ways, for example, as 28206721 + 12061729 = 5311^2 + 3473^2 .

It is not an unprimeable number, because it can be changed into a prime (40268453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 402635 + ... + 402734.

Almost surely, 2^40268450 is an apocalyptic number.

40268450 is a deficient number, since it is larger than the sum of its proper divisors (34630960).

40268450 is a wasteful number, since it uses less digits than its factorization.

40268450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805381 (or 805376 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 40268450 is about 6345.7426673322. The cubic root of 40268450 is about 342.7585558972.

The spelling of 40268450 in words is "forty million, two hundred sixty-eight thousand, four hundred fifty".