122491336 has 32 divisors (see below), whose sum is σ = 251398080. Its totient is φ = 55489600.

The previous prime is 122491319. The next prime is 122491363. The reversal of 122491336 is 633194221.

It is a junction number, because it is equal to n+sod(n) for n = 122491298 and 122491307.

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, 25701 + ... + 30091.

It is an arithmetic number, because the mean of its divisors is an integer number (7856190).

Almost surely, 2^122491336 is an apocalyptic number.

It is an amenable number.

122491336 is an abundant number, since it is smaller than the sum of its proper divisors (128906744).

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

122491336 is a wasteful number, since it uses less digits than its factorization.

122491336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4725 (or 4721 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The square root of 122491336 is about 11067.5804040450. The cubic root of 122491336 is about 496.6324852733.

The spelling of 122491336 in words is "one hundred twenty-two million, four hundred ninety-one thousand, three hundred thirty-six".