553072923 has 48 divisors (see below), whose sum is σ = 899458560. Its totient is φ = 325225152.

The previous prime is 553072921. The next prime is 553072931. The reversal of 553072923 is 329270355.

It is not a de Polignac number, because 553072923 - 2¹ = 553072921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553072921) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 235288 + ... + 237626.

It is an arithmetic number, because the mean of its divisors is an integer number (18738720).

Almost surely, 2^553072923 is an apocalyptic number.

553072923 is a deficient number, since it is larger than the sum of its proper divisors (346385637).

553072923 is a wasteful number, since it uses less digits than its factorization.

553072923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448 (or 2445 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 553072923 is about 23517.5024821940. The cubic root of 553072923 is about 820.8443231753.

The spelling of 553072923 in words is "five hundred fifty-three million, seventy-two thousand, nine hundred twenty-three".