12146736 has 40 divisors (see below), whose sum is σ = 35862784. Its totient is φ = 3470400.

The previous prime is 12146731. The next prime is 12146741. The reversal of 12146736 is 63764121.

It is an interprime number because it is at equal distance from previous prime (12146731) and next prime (12146741).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (12146731) 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, 17740 + ... + 18411.

Almost surely, 2^12146736 is an apocalyptic number.

12146736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12146736 is an abundant number, since it is smaller than the sum of its proper divisors (23716048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12146736 is a wasteful number, since it uses less digits than its factorization.

12146736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36169 (or 36163 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 12146736 is about 3485.2167794845. The cubic root of 12146736 is about 229.8722415864.

The spelling of 12146736 in words is "twelve million, one hundred forty-six thousand, seven hundred thirty-six".