40633530 has 32 divisors (see below), whose sum is σ = 111452544. Its totient is φ = 9287616.

The previous prime is 40633517. The next prime is 40633543. The reversal of 40633530 is 3533604.

It is an interprime number because it is at equal distance from previous prime (40633517) and next prime (40633543).

It is a self number, because there is not a number n which added to its sum of digits gives 40633530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96537 + ... + 96956.

It is an arithmetic number, because the mean of its divisors is an integer number (3482892).

Almost surely, 2^40633530 is an apocalyptic number.

40633530 is an abundant number, since it is smaller than the sum of its proper divisors (70819014).

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

40633530 is a wasteful number, since it uses less digits than its factorization.

40633530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193510.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 40633530 is about 6374.4435051226. The cubic root of 40633530 is about 343.7912752641.

The spelling of 40633530 in words is "forty million, six hundred thirty-three thousand, five hundred thirty".