504653421 has 8 divisors (see below), whose sum is σ = 677157664. Its totient is φ = 334292400.

The previous prime is 504653417. The next prime is 504653431. The reversal of 504653421 is 124356405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 504653421 - 2² = 504653417 is a prime.

It is a super-5 number, since 5×504653421⁵ (a number of 45 digits) contains 55555 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504653411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 535255 + ... + 536196.

It is an arithmetic number, because the mean of its divisors is an integer number (84644708).

Almost surely, 2^504653421 is an apocalyptic number.

It is an amenable number.

504653421 is a deficient number, since it is larger than the sum of its proper divisors (172504243).

504653421 is a wasteful number, since it uses less digits than its factorization.

504653421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071611.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 504653421 is about 22464.4924491964. The cubic root of 504653421 is about 796.1552083440.

The spelling of 504653421 in words is "five hundred four million, six hundred fifty-three thousand, four hundred twenty-one".