40513402 has 16 divisors (see below), whose sum is σ = 61738560. Its totient is φ = 19936512.

The previous prime is 40513393. The next prime is 40513427. The reversal of 40513402 is 20431504.

It is a super-2 number, since 2×40513402² = 3282671483227208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40513402.

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, 39249 + ... + 40267.

It is an arithmetic number, because the mean of its divisors is an integer number (3858660).

Almost surely, 2^40513402 is an apocalyptic number.

40513402 is a deficient number, since it is larger than the sum of its proper divisors (21225158).

40513402 is a wasteful number, since it uses less digits than its factorization.

40513402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 40513402 is about 6365.0139041482. The cubic root of 40513402 is about 343.4521487373.

Adding to 40513402 its reverse (20431504), we get a palindrome (60944906).

The spelling of 40513402 in words is "forty million, five hundred thirteen thousand, four hundred two".