406502112 has 48 divisors (see below), whose sum is σ = 1123234560. Its totient is φ = 128368512.

The previous prime is 406502087. The next prime is 406502137. The reversal of 406502112 is 211205604.

It is an interprime number because it is at equal distance from previous prime (406502087) and next prime (406502137).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

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, 109608 + ... + 113255.

It is an arithmetic number, because the mean of its divisors is an integer number (23400720).

Almost surely, 2^406502112 is an apocalyptic number.

It is an amenable number.

406502112 is an abundant number, since it is smaller than the sum of its proper divisors (716732448).

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

406502112 is a wasteful number, since it uses less digits than its factorization.

406502112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222895 (or 222887 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 406502112 is about 20161.8975297465. The cubic root of 406502112 is about 740.7771917401. Note that the first 3 decimals are identical.

Adding to 406502112 its reverse (211205604), we get a palindrome (617707716).

The spelling of 406502112 in words is "four hundred six million, five hundred two thousand, one hundred twelve".