122261634 has 48 divisors (see below), whose sum is σ = 289729440. Its totient is φ = 36953280.

The previous prime is 122261609. The next prime is 122261663. The reversal of 122261634 is 436162221.

122261634 is a `hidden beast` number, since 1 + 2 + 2 + 26 + 1 + 634 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 122261598 and 122261607.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130014 + ... + 130950.

It is an arithmetic number, because the mean of its divisors is an integer number (6036030).

Almost surely, 2^122261634 is an apocalyptic number.

122261634 is an abundant number, since it is smaller than the sum of its proper divisors (167467806).

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

122261634 is a wasteful number, since it uses less digits than its factorization.

122261634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615 (or 1612 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 122261634 is about 11057.1982888976. The cubic root of 122261634 is about 496.3218541675.

The spelling of 122261634 in words is "one hundred twenty-two million, two hundred sixty-one thousand, six hundred thirty-four".