440252634 has 16 divisors (see below), whose sum is σ = 892567872. Its totient is φ = 144740448.

The previous prime is 440252627. The next prime is 440252641. The reversal of 440252634 is 436252044.

It is an interprime number because it is at equal distance from previous prime (440252627) and next prime (440252641).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502134 + ... + 503009.

It is an arithmetic number, because the mean of its divisors is an integer number (55785492).

Almost surely, 2^440252634 is an apocalyptic number.

440252634 is an abundant number, since it is smaller than the sum of its proper divisors (452315238).

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

440252634 is a wasteful number, since it uses less digits than its factorization.

440252634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005221.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 440252634 is about 20982.1980259457. The cubic root of 440252634 is about 760.7360332541.

The spelling of 440252634 in words is "four hundred forty million, two hundred fifty-two thousand, six hundred thirty-four".