674051865 has 16 divisors (see below), whose sum is σ = 1086978048. Its totient is φ = 356662656.

The previous prime is 674051831. The next prime is 674051867. The reversal of 674051865 is 568150476.

It is not a de Polignac number, because 674051865 - 2⁷ = 674051737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (674051867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175012 + ... + 178821.

It is an arithmetic number, because the mean of its divisors is an integer number (67936128).

Almost surely, 2^674051865 is an apocalyptic number.

It is an amenable number.

674051865 is a deficient number, since it is larger than the sum of its proper divisors (412926183).

674051865 is a wasteful number, since it uses less digits than its factorization.

674051865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353968.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 674051865 is about 25962.5088348565. The cubic root of 674051865 is about 876.7944084811.

The spelling of 674051865 in words is "six hundred seventy-four million, fifty-one thousand, eight hundred sixty-five".