93420999 has 48 divisors (see below), whose sum is σ = 162217440. Its totient is φ = 52980480.

The previous prime is 93420997. The next prime is 93421039. The reversal of 93420999 is 99902439.

It is not a de Polignac number, because 93420999 - 2¹ = 93420997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93420997) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 318697 + ... + 318989.

It is an arithmetic number, because the mean of its divisors is an integer number (3379530).

Almost surely, 2^93420999 is an apocalyptic number.

93420999 is a deficient number, since it is larger than the sum of its proper divisors (68796441).

93420999 is a wasteful number, since it uses less digits than its factorization.

93420999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 93420999 is about 9665.4538951877. The cubic root of 93420999 is about 453.7481169241.

The spelling of 93420999 in words is "ninety-three million, four hundred twenty thousand, nine hundred ninety-nine".