473402691 has 16 divisors (see below), whose sum is σ = 706696320. Its totient is φ = 313190280.

The previous prime is 473402663. The next prime is 473402711. The reversal of 473402691 is 196204374.

It is not a de Polignac number, because 473402691 - 2²¹ = 471305539 is a prime.

It is a super-2 number, since 2×473402691² = 448220215692082962, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (473402191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63385 + ... + 70458.

It is an arithmetic number, because the mean of its divisors is an integer number (44168520).

Almost surely, 2^473402691 is an apocalyptic number.

473402691 is a deficient number, since it is larger than the sum of its proper divisors (233293629).

473402691 is a wasteful number, since it uses less digits than its factorization.

473402691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133983 (or 133977 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 473402691 is about 21757.8190772881. The cubic root of 473402691 is about 779.3698016214.

The spelling of 473402691 in words is "four hundred seventy-three million, four hundred two thousand, six hundred ninety-one".