40535450 has 24 divisors (see below), whose sum is σ = 75915900. Its totient is φ = 16102400.

The previous prime is 40535447. The next prime is 40535489. The reversal of 40535450 is 5453504.

It can be written as a sum of positive squares in 6 ways, for example, as 10843849 + 29691601 = 3293^2 + 5449^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4730 + ... + 10170.

Almost surely, 2^40535450 is an apocalyptic number.

40535450 is a deficient number, since it is larger than the sum of its proper divisors (35380450).

40535450 is a wasteful number, since it uses less digits than its factorization.

40535450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602 (or 5597 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 40535450 is about 6366.7456365085. The cubic root of 40535450 is about 343.5144413724.

Adding to 40535450 its reverse (5453504), we get a palindrome (45988954).

The spelling of 40535450 in words is "forty million, five hundred thirty-five thousand, four hundred fifty".