653782473 has 12 divisors (see below), whose sum is σ = 948515568. Its totient is φ = 433933560.

The previous prime is 653782463. The next prime is 653782477. The reversal of 653782473 is 374287356.

It is not a de Polignac number, because 653782473 - 2²⁶ = 586673609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (653782477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157963 + ... + 162048.

It is an arithmetic number, because the mean of its divisors is an integer number (79042964).

Almost surely, 2^653782473 is an apocalyptic number.

It is an amenable number.

653782473 is a deficient number, since it is larger than the sum of its proper divisors (294733095).

653782473 is a wasteful number, since it uses less digits than its factorization.

653782473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320244 (or 320241 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 653782473 is about 25569.1703619809. The cubic root of 653782473 is about 867.9161263255.

It can be divided in two parts, 653 and 782473, that added together give a triangular number (783126 = T₁₂₅₁).

The spelling of 653782473 in words is "six hundred fifty-three million, seven hundred eighty-two thousand, four hundred seventy-three".