122449542 has 16 divisors (see below), whose sum is σ = 253344240. Its totient is φ = 39408992.

The previous prime is 122449529. The next prime is 122449549. The reversal of 122449542 is 245944221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122449549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351693 + ... + 352040.

It is an arithmetic number, because the mean of its divisors is an integer number (15834015).

Almost surely, 2^122449542 is an apocalyptic number.

122449542 is an abundant number, since it is smaller than the sum of its proper divisors (130894698).

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

122449542 is a wasteful number, since it uses less digits than its factorization.

122449542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703767.

The product of its digits is 23040, while the sum is 33.

The square root of 122449542 is about 11065.6921157242. The cubic root of 122449542 is about 496.5759952393.

The spelling of 122449542 in words is "one hundred twenty-two million, four hundred forty-nine thousand, five hundred forty-two".