994724290 has 64 divisors (see below), whose sum is σ = 2180183040. Its totient is φ = 319170240.

The previous prime is 994724279. The next prime is 994724303. The reversal of 994724290 is 92427499.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 994724290.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105885 + ... + 114895.

It is an arithmetic number, because the mean of its divisors is an integer number (34065360).

Almost surely, 2^994724290 is an apocalyptic number.

994724290 is the 15770-th decagonal number.

994724290 is an abundant number, since it is smaller than the sum of its proper divisors (1185458750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

994724290 is a wasteful number, since it uses less digits than its factorization.

994724290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9127.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 994724290 is about 31539.2499910825. The cubic root of 994724290 is about 998.2383283354.

The spelling of 994724290 in words is "nine hundred ninety-four million, seven hundred twenty-four thousand, two hundred ninety".