409464297 has 12 divisors (see below), whose sum is σ = 645216624. Its totient is φ = 248160120.

The previous prime is 409464281. The next prime is 409464299. The reversal of 409464297 is 792464904.

It is not a de Polignac number, because 409464297 - 2⁴ = 409464281 is a prime.

It is a super-2 number, since 2×409464297² = 335322021035408418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (409464299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2067903 + ... + 2068100.

It is an arithmetic number, because the mean of its divisors is an integer number (53768052).

Almost surely, 2^409464297 is an apocalyptic number.

It is an amenable number.

409464297 is a deficient number, since it is larger than the sum of its proper divisors (235752327).

409464297 is a wasteful number, since it uses less digits than its factorization.

409464297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136020 (or 4136017 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 409464297 is about 20235.2241648073. The cubic root of 409464297 is about 742.5721890157.

The spelling of 409464297 in words is "four hundred nine million, four hundred sixty-four thousand, two hundred ninety-seven".