407845497 has 8 divisors (see below), whose sum is σ = 556440544. Its totient is φ = 265573728.

The previous prime is 407845489. The next prime is 407845567. The reversal of 407845497 is 794548704.

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

It is not a de Polignac number, because 407845497 - 2³ = 407845489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (407845447) 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, 1580668 + ... + 1580925.

It is an arithmetic number, because the mean of its divisors is an integer number (69555068).

Almost surely, 2^407845497 is an apocalyptic number.

It is an amenable number.

407845497 is a deficient number, since it is larger than the sum of its proper divisors (148595047).

407845497 is a wasteful number, since it uses less digits than its factorization.

407845497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161639.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The square root of 407845497 is about 20195.1849954389. The cubic root of 407845497 is about 741.5923205421.

The spelling of 407845497 in words is "four hundred seven million, eight hundred forty-five thousand, four hundred ninety-seven".