61236112 has 40 divisors (see below), whose sum is σ = 138491136. Its totient is φ = 25683456.

The previous prime is 61236089. The next prime is 61236137. The reversal of 61236112 is 21163216.

It is a super-2 number, since 2×61236112² = 7499722825753088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553 + ... + 11080.

Almost surely, 2^61236112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61236112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69245568).

61236112 is an abundant number, since it is smaller than the sum of its proper divisors (77255024).

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

61236112 is a wasteful number, since it uses less digits than its factorization.

61236112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11695 (or 11689 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

The square root of 61236112 is about 7825.3505991745. The cubic root of 61236112 is about 394.1569628926.

Adding to 61236112 its reverse (21163216), we get a palindrome (82399328).

The spelling of 61236112 in words is "sixty-one million, two hundred thirty-six thousand, one hundred twelve".