1674855625 has 15 divisors (see below), whose sum is σ = 2094178867. Its totient is φ = 1339066000.

The previous prime is 1674855613. The next prime is 1674855659. The reversal of 1674855625 is 5265584761.

The square root of 1674855625 is 40925.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 1655106489 + 19749136 = 40683^2 + 4444^2 .

It is not a de Polignac number, because 1674855625 - 2¹⁵ = 1674822857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1022307 + ... + 1023943.

Almost surely, 2^1674855625 is an apocalyptic number.

1674855625 is the 40925-th square number.

1674855625 is the 20463-rd centered octagonal number.

It is an amenable number.

1674855625 is a deficient number, since it is larger than the sum of its proper divisors (419323242).

1674855625 is an frugal number, since it uses more digits than its factorization.

1674855625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294 (or 1642 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 49.

The cubic root of 1674855625 is about 1187.5697465959.

Multiplying 1674855625 by its sum of digits (49), we get a square (82067925625 = 286475²).

The spelling of 1674855625 in words is "one billion, six hundred seventy-four million, eight hundred fifty-five thousand, six hundred twenty-five".