406115032 has 8 divisors (see below), whose sum is σ = 761465700. Its totient is φ = 203057512.

The previous prime is 406115029. The next prime is 406115033. The reversal of 406115032 is 230511604.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×406115032² = 329858838432722048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 406114994 and 406115012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406115033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25382182 + ... + 25382197.

Almost surely, 2^406115032 is an apocalyptic number.

It is an amenable number.

406115032 is a deficient number, since it is larger than the sum of its proper divisors (355350668).

406115032 is a wasteful number, since it uses less digits than its factorization.

406115032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50764385 (or 50764381 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 406115032 is about 20152.2959486010. The cubic root of 406115032 is about 740.5419891106.

Adding to 406115032 its reverse (230511604), we get a palindrome (636626636).

The spelling of 406115032 in words is "four hundred six million, one hundred fifteen thousand, thirty-two".