93442490 has 16 divisors (see below), whose sum is σ = 169171848. Its totient is φ = 37160256.

The previous prime is 93442487. The next prime is 93442493. The reversal of 93442490 is 9424439.

It is an interprime number because it is at equal distance from previous prime (93442487) and next prime (93442493).

It can be written as a sum of positive squares in 4 ways, for example, as 74528689 + 18913801 = 8633^2 + 4349^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 93442490.

It is not an unprimeable number, because it can be changed into a prime (93442493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25277 + ... + 28736.

Almost surely, 2^93442490 is an apocalyptic number.

93442490 is a deficient number, since it is larger than the sum of its proper divisors (75729358).

93442490 is a wasteful number, since it uses less digits than its factorization.

93442490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54193.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 93442490 is about 9666.5655741840. The cubic root of 93442490 is about 453.7829083636.

The spelling of 93442490 in words is "ninety-three million, four hundred forty-two thousand, four hundred ninety".