1084674257 has 6 divisors (see below), whose sum is σ = 1092025158. Its totient is φ = 1077372512.

The previous prime is 1084674247. The next prime is 1084674259. The reversal of 1084674257 is 7524764801.

It can be written as a sum of positive squares in 3 ways, for example, as 114725521 + 969948736 = 10711^2 + 31144^2 .

It is not a de Polignac number, because 1084674257 - 2¹⁸ = 1084412113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1084674259) 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, 2228 + ... + 46629.

It is an arithmetic number, because the mean of its divisors is an integer number (182004193).

Almost surely, 2^1084674257 is an apocalyptic number.

It is an amenable number.

1084674257 is a deficient number, since it is larger than the sum of its proper divisors (7350901).

1084674257 is an frugal number, since it uses more digits than its factorization.

1084674257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49155 (or 49006 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 44.

The square root of 1084674257 is about 32934.3932234981. The cubic root of 1084674257 is about 1027.4635983023.

The spelling of 1084674257 in words is "one billion, eighty-four million, six hundred seventy-four thousand, two hundred fifty-seven".