40630375 has 8 divisors (see below), whose sum is σ = 50706864. Its totient is φ = 32504200.

The previous prime is 40630333. The next prime is 40630423. The reversal of 40630375 is 57303604.

It is not a de Polignac number, because 40630375 - 2⁹ = 40629863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162397 + ... + 162646.

It is an arithmetic number, because the mean of its divisors is an integer number (6338358).

Almost surely, 2^40630375 is an apocalyptic number.

40630375 is a deficient number, since it is larger than the sum of its proper divisors (10076489).

40630375 is an equidigital number, since it uses as much as digits as its factorization.

40630375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325058 (or 325048 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 40630375 is about 6374.1960277356. The cubic root of 40630375 is about 343.7823771157.

Adding to 40630375 its reverse (57303604), we get a palindrome (97933979).

The spelling of 40630375 in words is "forty million, six hundred thirty thousand, three hundred seventy-five".