40352370 has 16 divisors (see below), whose sum is σ = 96845760. Its totient is φ = 10760624.

The previous prime is 40352363. The next prime is 40352381. The reversal of 40352370 is 7325304.

It is a self number, because there is not a number n which added to its sum of digits gives 40352370.

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, 672510 + ... + 672569.

It is an arithmetic number, because the mean of its divisors is an integer number (6052860).

Almost surely, 2^40352370 is an apocalyptic number.

40352370 is an abundant number, since it is smaller than the sum of its proper divisors (56493390).

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

40352370 is a wasteful number, since it uses less digits than its factorization.

40352370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345089.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 40352370 is about 6352.3515330939. The cubic root of 40352370 is about 342.9964951887.

Adding to 40352370 its reverse (7325304), we get a palindrome (47677674).

The spelling of 40352370 in words is "forty million, three hundred fifty-two thousand, three hundred seventy".