93442019 has 16 divisors (see below), whose sum is σ = 108919680. Its totient is φ = 79263360.

The previous prime is 93442009. The next prime is 93442033. The reversal of 93442019 is 91024439.

It is a happy number.

It is not a de Polignac number, because 93442019 - 2⁴ = 93442003 is a prime.

It is a super-2 number, since 2×93442019² = 17462821829592722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93442009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10667 + ... + 17339.

It is an arithmetic number, because the mean of its divisors is an integer number (6807480).

Almost surely, 2^93442019 is an apocalyptic number.

93442019 is a deficient number, since it is larger than the sum of its proper divisors (15477661).

93442019 is a wasteful number, since it uses less digits than its factorization.

93442019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6770.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 93442019 is about 9666.5412118296. The cubic root of 93442019 is about 453.7821459264.

It can be divided in two parts, 934420 and 19, that added together give a palindrome (934439).

The spelling of 93442019 in words is "ninety-three million, four hundred forty-two thousand, nineteen".