1642252662 has 48 divisors (see below), whose sum is σ = 3639347712. Its totient is φ = 534970800.

The previous prime is 1642252657. The next prime is 1642252699. The reversal of 1642252662 is 2662522461.

1642252662 is a `hidden beast` number, since 1 + 642 + 2 + 5 + 2 + 6 + 6 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 888223 + ... + 890069.

It is an arithmetic number, because the mean of its divisors is an integer number (75819744).

Almost surely, 2^1642252662 is an apocalyptic number.

1642252662 is an abundant number, since it is smaller than the sum of its proper divisors (1997095050).

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

1642252662 is a wasteful number, since it uses less digits than its factorization.

1642252662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953 (or 2950 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 1642252662 is about 40524.7166800707. The cubic root of 1642252662 is about 1179.8134010214.

The spelling of 1642252662 in words is "one billion, six hundred forty-two million, two hundred fifty-two thousand, six hundred sixty-two".