9020497646 has 16 divisors (see below), whose sum is σ = 14276908800. Its totient is φ = 4262662008.

The previous prime is 9020497639. The next prime is 9020497663. The reversal of 9020497646 is 6467940209.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9020497646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267350 + ... + 299193.

It is an arithmetic number, because the mean of its divisors is an integer number (892306800).

Almost surely, 2^9020497646 is an apocalyptic number.

9020497646 is a deficient number, since it is larger than the sum of its proper divisors (5256411154).

9020497646 is a wasteful number, since it uses less digits than its factorization.

9020497646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566983.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 9020497646 is about 94976.3004438476. The cubic root of 9020497646 is about 2081.6617672765.

The spelling of 9020497646 in words is "nine billion, twenty million, four hundred ninety-seven thousand, six hundred forty-six".