8354457 has 6 divisors (see below), whose sum is σ = 12067562. Its totient is φ = 5569632.

The previous prime is 8354449. The next prime is 8354461. The reversal of 8354457 is 7544538.

It can be written as a sum of positive squares in only one way, i.e., 4575321 + 3779136 = 2139^2 + 1944^2 .

It is not a de Polignac number, because 8354457 - 2³ = 8354449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8354477) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 464128 + ... + 464145.

Almost surely, 2^8354457 is an apocalyptic number.

It is an amenable number.

8354457 is a deficient number, since it is larger than the sum of its proper divisors (3713105).

8354457 is a wasteful number, since it uses less digits than its factorization.

8354457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928279 (or 928276 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 8354457 is about 2890.4077567015. The cubic root of 8354457 is about 202.9112265228.

The spelling of 8354457 in words is "eight million, three hundred fifty-four thousand, four hundred fifty-seven".