1672517474 has 4 divisors (see below), whose sum is σ = 2508776214. Its totient is φ = 836258736.

The previous prime is 1672517471. The next prime is 1672517489. The reversal of 1672517474 is 4747152761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1452143449 + 220374025 = 38107^2 + 14845^2 .

It is not an unprimeable number, because it can be changed into a prime (1672517471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418129367 + ... + 418129370.

Almost surely, 2^1672517474 is an apocalyptic number.

1672517474 is a deficient number, since it is larger than the sum of its proper divisors (836258740).

1672517474 is an equidigital number, since it uses as much as digits as its factorization.

1672517474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836258739.

The product of its digits is 329280, while the sum is 44.

The square root of 1672517474 is about 40896.4237311773. The cubic root of 1672517474 is about 1187.0168610257.

The spelling of 1672517474 in words is "one billion, six hundred seventy-two million, five hundred seventeen thousand, four hundred seventy-four".