73402122 has 16 divisors (see below), whose sum is σ = 146914272. Its totient is φ = 24449040.

The previous prime is 73402099. The next prime is 73402123. The reversal of 73402122 is 22120437.

It is not an unprimeable number, because it can be changed into a prime (73402123) 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, 5953 + ... + 13499.

It is an arithmetic number, because the mean of its divisors is an integer number (9182142).

Almost surely, 2^73402122 is an apocalyptic number.

73402122 is an abundant number, since it is smaller than the sum of its proper divisors (73512150).

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

73402122 is a wasteful number, since it uses less digits than its factorization.

73402122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9173.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 73402122 is about 8567.5038371745. The cubic root of 73402122 is about 418.6999140511.

Adding to 73402122 its reverse (22120437), we get a palindrome (95522559).

The spelling of 73402122 in words is "seventy-three million, four hundred two thousand, one hundred twenty-two".