12149674 has 8 divisors (see below), whose sum is σ = 18401760. Its totient is φ = 6015756.

The previous prime is 12149671. The next prime is 12149699. The reversal of 12149674 is 47694121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12149674² = 295229156612552, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12149671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29284 + ... + 29695.

It is an arithmetic number, because the mean of its divisors is an integer number (2300220).

Almost surely, 2^12149674 is an apocalyptic number.

12149674 is a deficient number, since it is larger than the sum of its proper divisors (6252086).

12149674 is a wasteful number, since it uses less digits than its factorization.

12149674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59084.

The product of its digits is 12096, while the sum is 34.

The square root of 12149674 is about 3485.6382485852. The cubic root of 12149674 is about 229.8907735937.

The spelling of 12149674 in words is "twelve million, one hundred forty-nine thousand, six hundred seventy-four".