906501648 has 40 divisors (see below), whose sum is σ = 2521935808. Its totient is φ = 278923392.

The previous prime is 906501637. The next prime is 906501649. The reversal of 906501648 is 846105609.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (906501649) 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, 725740 + ... + 726987.

Almost surely, 2^906501648 is an apocalyptic number.

It is an amenable number.

906501648 is an abundant number, since it is smaller than the sum of its proper divisors (1615434160).

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

906501648 is a wasteful number, since it uses less digits than its factorization.

906501648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452751 (or 1452745 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 906501648 is about 30108.1658026523. The cubic root of 906501648 is about 967.8087241308.

The spelling of 906501648 in words is "nine hundred six million, five hundred one thousand, six hundred forty-eight".