16772995 has 4 divisors (see below), whose sum is σ = 20127600. Its totient is φ = 13418392.

The previous prime is 16772993. The next prime is 16773007. The reversal of 16772995 is 59927761.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59927761 = 5189 ⋅11549.

It is a cyclic number.

It is not a de Polignac number, because 16772995 - 2¹ = 16772993 is a prime.

It is a super-2 number, since 2×16772995² = 562666722540050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16772993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1677295 + ... + 1677304.

It is an arithmetic number, because the mean of its divisors is an integer number (5031900).

Almost surely, 2^16772995 is an apocalyptic number.

16772995 is a deficient number, since it is larger than the sum of its proper divisors (3354605).

16772995 is an equidigital number, since it uses as much as digits as its factorization.

16772995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354604.

The product of its digits is 238140, while the sum is 46.

The square root of 16772995 is about 4095.4847087982. The cubic root of 16772995 is about 255.9785290831.

The spelling of 16772995 in words is "sixteen million, seven hundred seventy-two thousand, nine hundred ninety-five".