1674365623 has 6 divisors (see below), whose sum is σ = 1947731496. Its totient is φ = 1435170492.

The previous prime is 1674365611. The next prime is 1674365629. The reversal of 1674365623 is 3265634761.

It is not a de Polignac number, because 1674365623 - 2⁹ = 1674365111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1674365623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1674365629) 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, 17085315 + ... + 17085412.

It is an arithmetic number, because the mean of its divisors is an integer number (324621916).

Almost surely, 2^1674365623 is an apocalyptic number.

1674365623 is a deficient number, since it is larger than the sum of its proper divisors (273365873).

1674365623 is an equidigital number, since it uses as much as digits as its factorization.

1674365623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34170741 (or 34170734 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The square root of 1674365623 is about 40919.0129768547. The cubic root of 1674365623 is about 1187.4539220237.

The spelling of 1674365623 in words is "one billion, six hundred seventy-four million, three hundred sixty-five thousand, six hundred twenty-three".