1653244892 has 24 divisors (see below), whose sum is σ = 3118629696. Its totient is φ = 762326208.

The previous prime is 1653244889. The next prime is 1653244907. The reversal of 1653244892 is 2984423561.

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, 43853 + ... + 72315.

It is an arithmetic number, because the mean of its divisors is an integer number (129942904).

Almost surely, 2^1653244892 is an apocalyptic number.

It is an amenable number.

1653244892 is a deficient number, since it is larger than the sum of its proper divisors (1465384804).

1653244892 is a wasteful number, since it uses less digits than its factorization.

1653244892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29597 (or 29595 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 1653244892 is about 40660.1142644730. The cubic root of 1653244892 is about 1182.4398649966.

The spelling of 1653244892 in words is "one billion, six hundred fifty-three million, two hundred forty-four thousand, eight hundred ninety-two".