474691641 has 8 divisors (see below), whose sum is σ = 660440640. Its totient is φ = 302701872.

The previous prime is 474691631. The next prime is 474691661. The reversal of 474691641 is 146196474.

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

It is not a de Polignac number, because 474691641 - 2⁷ = 474691513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 474691593 and 474691602.

It is not an unprimeable number, because it can be changed into a prime (474691631) 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, 3439726 + ... + 3439863.

It is an arithmetic number, because the mean of its divisors is an integer number (82555080).

Almost surely, 2^474691641 is an apocalyptic number.

It is an amenable number.

474691641 is a deficient number, since it is larger than the sum of its proper divisors (185748999).

474691641 is a wasteful number, since it uses less digits than its factorization.

474691641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6879615.

The product of its digits is 145152, while the sum is 42.

The square root of 474691641 is about 21787.4193285942. The cubic root of 474691641 is about 780.0764997290.

The spelling of 474691641 in words is "four hundred seventy-four million, six hundred ninety-one thousand, six hundred forty-one".