1673472815 has 16 divisors (see below), whose sum is σ = 2357078592. Its totient is φ = 1116509184.

The previous prime is 1673472803. The next prime is 1673472817. The reversal of 1673472815 is 5182743761.

It is not a de Polignac number, because 1673472815 - 2¹⁴ = 1673456431 is a prime.

It is a super-2 number, since 2×1673472815² = 5601022525088048450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1673472817) 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, 644834 + ... + 647423.

It is an arithmetic number, because the mean of its divisors is an integer number (147317412).

Almost surely, 2^1673472815 is an apocalyptic number.

1673472815 is a deficient number, since it is larger than the sum of its proper divisors (683605777).

1673472815 is a wasteful number, since it uses less digits than its factorization.

1673472815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292306.

The product of its digits is 282240, while the sum is 44.

The square root of 1673472815 is about 40908.1020703723. The cubic root of 1673472815 is about 1187.2428257858.

The spelling of 1673472815 in words is "one billion, six hundred seventy-three million, four hundred seventy-two thousand, eight hundred fifteen".