9149974 has 4 divisors (see below), whose sum is σ = 13724964. Its totient is φ = 4574986.

The previous prime is 9149951. The next prime is 9149977. The reversal of 9149974 is 4799419.

9149974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9149974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9149977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2287492 + ... + 2287495.

It is an arithmetic number, because the mean of its divisors is an integer number (3431241).

Almost surely, 2^9149974 is an apocalyptic number.

9149974 is a deficient number, since it is larger than the sum of its proper divisors (4574990).

9149974 is a wasteful number, since it uses less digits than its factorization.

9149974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574989.

The product of its digits is 81648, while the sum is 43.

The square root of 9149974 is about 3024.8923947803. The cubic root of 9149974 is about 209.1574250999.

The spelling of 9149974 in words is "nine million, one hundred forty-nine thousand, nine hundred seventy-four".