72046122 has 16 divisors (see below), whose sum is σ = 144531552. Its totient is φ = 23942160.

The previous prime is 72046111. The next prime is 72046127. The reversal of 72046122 is 22164027.

It is a junction number, because it is equal to n+sod(n) for n = 72046092 and 72046101.

It is not an unprimeable number, because it can be changed into a prime (72046127) 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, 16153 + ... + 20124.

It is an arithmetic number, because the mean of its divisors is an integer number (9033222).

Almost surely, 2^72046122 is an apocalyptic number.

72046122 is an abundant number, since it is smaller than the sum of its proper divisors (72485430).

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

72046122 is a wasteful number, since it uses less digits than its factorization.

72046122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36613.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 72046122 is about 8487.9987040527. The cubic root of 72046122 is about 416.1055767845.

The spelling of 72046122 in words is "seventy-two million, forty-six thousand, one hundred twenty-two".