112211649 has 45 divisors (see below), whose sum is σ = 185986801. Its totient is φ = 67371480.

The previous prime is 112211623. The next prime is 112211651. The reversal of 112211649 is 946112211.

The square root of 112211649 is 10593.

It is a perfect power (a square), and thus also a powerful number.

112211649 is a `hidden beast` number, since 1 + 1 + 2 + 2 + 11 + 649 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-112211649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (112211669) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1048654 + ... + 1048760.

Almost surely, 2^112211649 is an apocalyptic number.

112211649 is the 10593-rd square number.

112211649 is the 5297-th centered octagonal number.

It is an amenable number.

112211649 is a deficient number, since it is larger than the sum of its proper divisors (73775152).

112211649 is an equidigital number, since it uses as much as digits as its factorization.

112211649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 121 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The cubic root of 112211649 is about 482.3318952269.

The spelling of 112211649 in words is "one hundred twelve million, two hundred eleven thousand, six hundred forty-nine".