472677421 has 8 divisors (see below), whose sum is σ = 497772000. Its totient is φ = 447604560.

The previous prime is 472677407. The next prime is 472677433. The reversal of 472677421 is 124776274.

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

It is a cyclic number.

It is not a de Polignac number, because 472677421 - 2⁵ = 472677389 is a prime.

It is a super-2 number, since 2×472677421² = 446847888646422482, which contains 22 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 (472677451) 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, 58911 + ... + 66451.

It is an arithmetic number, because the mean of its divisors is an integer number (62221500).

Almost surely, 2^472677421 is an apocalyptic number.

It is an amenable number.

472677421 is a deficient number, since it is larger than the sum of its proper divisors (25094579).

472677421 is a wasteful number, since it uses less digits than its factorization.

472677421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10859.

The product of its digits is 131712, while the sum is 40.

The square root of 472677421 is about 21741.1458069716. The cubic root of 472677421 is about 778.9715906439.

The spelling of 472677421 in words is "four hundred seventy-two million, six hundred seventy-seven thousand, four hundred twenty-one".