8457146 has 16 divisors (see below), whose sum is σ = 13362624. Its totient is φ = 4006464.

The previous prime is 8457131. The next prime is 8457151. The reversal of 8457146 is 6417548.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4385 + ... + 6011.

It is an arithmetic number, because the mean of its divisors is an integer number (835164).

Almost surely, 2^8457146 is an apocalyptic number.

8457146 is a deficient number, since it is larger than the sum of its proper divisors (4905478).

8457146 is a wasteful number, since it uses less digits than its factorization.

8457146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1765.

The product of its digits is 26880, while the sum is 35.

The square root of 8457146 is about 2908.1172603594. The cubic root of 8457146 is about 203.7392060223.

The spelling of 8457146 in words is "eight million, four hundred fifty-seven thousand, one hundred forty-six".