9144074 has 4 divisors (see below), whose sum is σ = 13716114. Its totient is φ = 4572036.

The previous prime is 9144067. The next prime is 9144131. The reversal of 9144074 is 4704419.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4704419 = 19 ⋅247601.

It can be written as a sum of positive squares in only one way, i.e., 5929225 + 3214849 = 2435^2 + 1793^2 .

It is a super-2 number, since 2×9144074² = 167228178634952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2286017 + ... + 2286020.

Almost surely, 2^9144074 is an apocalyptic number.

9144074 is a deficient number, since it is larger than the sum of its proper divisors (4572040).

9144074 is a wasteful number, since it uses less digits than its factorization.

9144074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4572039.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 9144074 is about 3023.9169962153. The cubic root of 9144074 is about 209.1124597940.

The spelling of 9144074 in words is "nine million, one hundred forty-four thousand, seventy-four".