947461998 has 16 divisors (see below), whose sum is σ = 2165627520. Its totient is φ = 270703416.

The previous prime is 947461979. The next prime is 947462011. The reversal of 947461998 is 899164749.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11279268 + ... + 11279351.

It is an arithmetic number, because the mean of its divisors is an integer number (135351720).

Almost surely, 2^947461998 is an apocalyptic number.

947461998 is an abundant number, since it is smaller than the sum of its proper divisors (1218165522).

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

947461998 is a wasteful number, since it uses less digits than its factorization.

947461998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22558631.

The product of its digits is 3919104, while the sum is 57.

The square root of 947461998 is about 30780.8706504543. The cubic root of 947461998 is about 982.1713613151.

The spelling of 947461998 in words is "nine hundred forty-seven million, four hundred sixty-one thousand, nine hundred ninety-eight".