785479401 has 48 divisors (see below), whose sum is σ = 1337167104. Its totient is φ = 434927232.

The previous prime is 785479349. The next prime is 785479411. The reversal of 785479401 is 104974587.

It is a happy number.

It is not a de Polignac number, because 785479401 - 2⁷ = 785479273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (785479411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 738396 + ... + 739458.

It is an arithmetic number, because the mean of its divisors is an integer number (27857648).

Almost surely, 2^785479401 is an apocalyptic number.

It is an amenable number.

785479401 is a deficient number, since it is larger than the sum of its proper divisors (551687703).

785479401 is a wasteful number, since it uses less digits than its factorization.

785479401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1427 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 785479401 is about 28026.4054241710. The cubic root of 785479401 is about 922.6668841228. Note that the first 3 decimals are identical.

The spelling of 785479401 in words is "seven hundred eighty-five million, four hundred seventy-nine thousand, four hundred one".