653240463 has 32 divisors (see below), whose sum is σ = 950077440. Its totient is φ = 397716480.

The previous prime is 653240459. The next prime is 653240479. The reversal of 653240463 is 364042356.

It is not a de Polignac number, because 653240463 - 2² = 653240459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653240663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 594931 + ... + 596027.

It is an arithmetic number, because the mean of its divisors is an integer number (29689920).

Almost surely, 2^653240463 is an apocalyptic number.

653240463 is a deficient number, since it is larger than the sum of its proper divisors (296836977).

653240463 is a wasteful number, since it uses less digits than its factorization.

653240463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487.

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 653240463 is about 25558.5692674688. The cubic root of 653240463 is about 867.6762150924.

The spelling of 653240463 in words is "six hundred fifty-three million, two hundred forty thousand, four hundred sixty-three".