40450626 has 12 divisors (see below), whose sum is σ = 87643062. Its totient is φ = 13483536.

The previous prime is 40450609. The next prime is 40450637. The reversal of 40450626 is 62605404.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20657025 + 19793601 = 4545^2 + 4449^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40450626.

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 5 ways as a sum of consecutive naturals, for example, 1123611 + ... + 1123646.

Almost surely, 2^40450626 is an apocalyptic number.

40450626 is an abundant number, since it is smaller than the sum of its proper divisors (47192436).

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

40450626 is a wasteful number, since it uses less digits than its factorization.

40450626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247265 (or 2247262 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 40450626 is about 6360.0806598659. The cubic root of 40450626 is about 343.2746626320.

The spelling of 40450626 in words is "forty million, four hundred fifty thousand, six hundred twenty-six".