6653457 has 6 divisors (see below), whose sum is σ = 9610562. Its totient is φ = 4435632.

The previous prime is 6653429. The next prime is 6653467. The reversal of 6653457 is 7543566.

It can be written as a sum of positive squares in only one way, i.e., 6548481 + 104976 = 2559^2 + 324^2 .

It is not a de Polignac number, because 6653457 - 2⁷ = 6653329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6653467) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 369628 + ... + 369645.

Almost surely, 2^6653457 is an apocalyptic number.

It is an amenable number.

6653457 is a deficient number, since it is larger than the sum of its proper divisors (2957105).

6653457 is a wasteful number, since it uses less digits than its factorization.

6653457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739279 (or 739276 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 6653457 is about 2579.4295881066. The cubic root of 6653457 is about 188.0828158599.

The spelling of 6653457 in words is "six million, six hundred fifty-three thousand, four hundred fifty-seven".