902642072 has 8 divisors (see below), whose sum is σ = 1692453900. Its totient is φ = 451321032.

The previous prime is 902642053. The next prime is 902642077. The reversal of 902642072 is 270246209.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (902642077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56415122 + ... + 56415137.

Almost surely, 2^902642072 is an apocalyptic number.

It is an amenable number.

902642072 is a deficient number, since it is larger than the sum of its proper divisors (789811828).

902642072 is a wasteful number, since it uses less digits than its factorization.

902642072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112830265 (or 112830261 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 902642072 is about 30044.0022633470. The cubic root of 902642072 is about 966.4332365941.

The spelling of 902642072 in words is "nine hundred two million, six hundred forty-two thousand, seventy-two".