993474948 has 12 divisors (see below), whose sum is σ = 2318108240. Its totient is φ = 331158312.

The previous prime is 993474947. The next prime is 993475009. The reversal of 993474948 is 849474399.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (993474943) 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, 41394778 + ... + 41394801.

Almost surely, 2^993474948 is an apocalyptic number.

It is an amenable number.

993474948 is an abundant number, since it is smaller than the sum of its proper divisors (1324633292).

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

993474948 is a wasteful number, since it uses less digits than its factorization.

993474948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82789586 (or 82789584 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 57.

The square root of 993474948 is about 31519.4376218866. The cubic root of 993474948 is about 997.8202347424.

The spelling of 993474948 in words is "nine hundred ninety-three million, four hundred seventy-four thousand, nine hundred forty-eight".