426626650 has 96 divisors (see below), whose sum is σ = 865801728. Its totient is φ = 156038400.

The previous prime is 426626621. The next prime is 426626657. The reversal of 426626650 is 56626624.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (426626657) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2465964 + ... + 2466136.

It is an arithmetic number, because the mean of its divisors is an integer number (9018768).

Almost surely, 2^426626650 is an apocalyptic number.

426626650 is an abundant number, since it is smaller than the sum of its proper divisors (439175078).

426626650 is a wasteful number, since it uses less digits than its factorization.

426626650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 426626650 is about 20654.9425077873. The cubic root of 426626650 is about 752.8052866658.

The spelling of 426626650 in words is "four hundred twenty-six million, six hundred twenty-six thousand, six hundred fifty".