662652426 has 16 divisors (see below), whose sum is σ = 1326998304. Its totient is φ = 220601904.

The previous prime is 662652421. The next prime is 662652427. The reversal of 662652426 is 624256266.

It is not an unprimeable number, because it can be changed into a prime (662652421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65445 + ... + 74888.

It is an arithmetic number, because the mean of its divisors is an integer number (82937394).

Almost surely, 2^662652426 is an apocalyptic number.

662652426 is an abundant number, since it is smaller than the sum of its proper divisors (664345878).

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

662652426 is a wasteful number, since it uses less digits than its factorization.

662652426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141125.

The product of its digits is 207360, while the sum is 39.

The square root of 662652426 is about 25742.0361665506. The cubic root of 662652426 is about 871.8235525558.

It can be divided in two parts, 66 and 2652426, that multiplied together give a triangular number (175060116 = T₁₈₇₁₁).

The spelling of 662652426 in words is "six hundred sixty-two million, six hundred fifty-two thousand, four hundred twenty-six".