1516672073 has 8 divisors (see below), whose sum is σ = 1793110080. Its totient is φ = 1255176720.

The previous prime is 1516672067. The next prime is 1516672081. The reversal of 1516672073 is 3702766151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1516672073 - 2⁴ = 1516672057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1516672033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3735443 + ... + 3735848.

It is an arithmetic number, because the mean of its divisors is an integer number (224138760).

Almost surely, 2^1516672073 is an apocalyptic number.

It is an amenable number.

1516672073 is a deficient number, since it is larger than the sum of its proper divisors (276438007).

1516672073 is an equidigital number, since it uses as much as digits as its factorization.

1516672073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7471327.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 1516672073 is about 38944.4742293435. The cubic root of 1516672073 is about 1148.9396837956.

The spelling of 1516672073 in words is "one billion, five hundred sixteen million, six hundred seventy-two thousand, seventy-three".