662900742 has 24 divisors (see below), whose sum is σ = 1641468816. Its totient is φ = 189400176.

The previous prime is 662900717. The next prime is 662900743. The reversal of 662900742 is 247009266.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 662900697 and 662900706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662900743) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2630433 + ... + 2630684.

It is an arithmetic number, because the mean of its divisors is an integer number (68394534).

Almost surely, 2^662900742 is an apocalyptic number.

662900742 is an abundant number, since it is smaller than the sum of its proper divisors (978568074).

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

662900742 is a wasteful number, since it uses less digits than its factorization.

662900742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5261132 (or 5261129 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 662900742 is about 25746.8588763756. The cubic root of 662900742 is about 871.9324385484.

The spelling of 662900742 in words is "six hundred sixty-two million, nine hundred thousand, seven hundred forty-two".