373499947 has 4 divisors (see below), whose sum is σ = 373549176. Its totient is φ = 373450720.

The previous prime is 373499923. The next prime is 373499977. The reversal of 373499947 is 749994373.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373499947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (373499977) 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, 10558 + ... + 29299.

It is an arithmetic number, because the mean of its divisors is an integer number (93387294).

Almost surely, 2^373499947 is an apocalyptic number.

373499947 is a deficient number, since it is larger than the sum of its proper divisors (49229).

373499947 is an equidigital number, since it uses as much as digits as its factorization.

373499947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49228.

The product of its digits is 5143824, while the sum is 55.

The square root of 373499947 is about 19326.1467188884. The cubic root of 373499947 is about 720.1619665202.

The spelling of 373499947 in words is "three hundred seventy-three million, four hundred ninety-nine thousand, nine hundred forty-seven".