994098531 has 4 divisors (see below), whose sum is σ = 1325464712. Its totient is φ = 662732352.

The previous prime is 994098529. The next prime is 994098541. The reversal of 994098531 is 135890499.

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

It is not a de Polignac number, because 994098531 - 2¹ = 994098529 is a prime.

It is a super-2 number, since 2×994098531² = 1976463778672715922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994098541) 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, 165683086 + ... + 165683091.

It is an arithmetic number, because the mean of its divisors is an integer number (331366178).

Almost surely, 2^994098531 is an apocalyptic number.

994098531 is a deficient number, since it is larger than the sum of its proper divisors (331366181).

994098531 is a wasteful number, since it uses less digits than its factorization.

994098531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331366180.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 994098531 is about 31529.3281089211. The cubic root of 994098531 is about 998.0289612253.

The spelling of 994098531 in words is "nine hundred ninety-four million, ninety-eight thousand, five hundred thirty-one".