112277840 has 40 divisors (see below), whose sum is σ = 274788960. Its totient is φ = 42546816.

The previous prime is 112277839. The next prime is 112277857. The reversal of 112277840 is 48772211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 112277797 and 112277806.

It is a congruent number.

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, 35414 + ... + 38453.

It is an arithmetic number, because the mean of its divisors is an integer number (6869724).

Almost surely, 2^112277840 is an apocalyptic number.

112277840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112277840 is an abundant number, since it is smaller than the sum of its proper divisors (162511120).

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

112277840 is a wasteful number, since it uses less digits than its factorization.

112277840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73899 (or 73893 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 112277840 is about 10596.1238195861. The cubic root of 112277840 is about 482.4267153143.

The spelling of 112277840 in words is "one hundred twelve million, two hundred seventy-seven thousand, eight hundred forty".