93893481 has 24 divisors (see below), whose sum is σ = 148651776. Its totient is φ = 56636640.

The previous prime is 93893473. The next prime is 93893483. The reversal of 93893481 is 18439839.

93893481 is a `hidden beast` number, since 93 + 89 + 3 + 481 = 666.

It is not a de Polignac number, because 93893481 - 2³ = 93893473 is a prime.

It is a super-2 number, since 2×93893481² = 17631971548594722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (93893483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19951 + ... + 24203.

It is an arithmetic number, because the mean of its divisors is an integer number (6193824).

Almost surely, 2^93893481 is an apocalyptic number.

It is an amenable number.

93893481 is a deficient number, since it is larger than the sum of its proper divisors (54758295).

93893481 is a wasteful number, since it uses less digits than its factorization.

93893481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4493 (or 4490 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 93893481 is about 9689.8648597388. The cubic root of 93893481 is about 454.5117832161.

The spelling of 93893481 in words is "ninety-three million, eight hundred ninety-three thousand, four hundred eighty-one".