40622594 has 4 divisors (see below), whose sum is σ = 60933894. Its totient is φ = 20311296.

The previous prime is 40622587. The next prime is 40622597. The reversal of 40622594 is 49522604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21743569 + 18879025 = 4663^2 + 4345^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40622594.

It is not an unprimeable number, because it can be changed into a prime (40622597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10155647 + ... + 10155650.

Almost surely, 2^40622594 is an apocalyptic number.

40622594 is a deficient number, since it is larger than the sum of its proper divisors (20311300).

40622594 is a wasteful number, since it uses less digits than its factorization.

40622594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20311299.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 40622594 is about 6373.5856470279. The cubic root of 40622594 is about 343.7604301408.

The spelling of 40622594 in words is "forty million, six hundred twenty-two thousand, five hundred ninety-four".