662001492 has 12 divisors (see below), whose sum is σ = 1544670176. Its totient is φ = 220667160.

The previous prime is 662001481. The next prime is 662001493. The reversal of 662001492 is 294100266.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662001493) 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 3 ways as a sum of consecutive naturals, for example, 27583384 + ... + 27583407.

Almost surely, 2^662001492 is an apocalyptic number.

It is an amenable number.

662001492 is an abundant number, since it is smaller than the sum of its proper divisors (882668684).

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

662001492 is a wasteful number, since it uses less digits than its factorization.

662001492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55166798 (or 55166796 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 662001492 is about 25729.3896546343. The cubic root of 662001492 is about 871.5379903249.

The spelling of 662001492 in words is "six hundred sixty-two million, one thousand, four hundred ninety-two".