40485732 has 48 divisors (see below), whose sum is σ = 113648640. Its totient is φ = 10958112.

The previous prime is 40485719. The next prime is 40485743. The reversal of 40485732 is 23758404.

It is a junction number, because it is equal to n+sod(n) for n = 40485693 and 40485702.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11088 + ... + 14279.

It is an arithmetic number, because the mean of its divisors is an integer number (2367680).

Almost surely, 2^40485732 is an apocalyptic number.

40485732 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40485732 is an abundant number, since it is smaller than the sum of its proper divisors (73162908).

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

40485732 is a wasteful number, since it uses less digits than its factorization.

40485732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25400 (or 25398 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 40485732 is about 6362.8399319801. The cubic root of 40485732 is about 343.3739401705.

The spelling of 40485732 in words is "forty million, four hundred eighty-five thousand, seven hundred thirty-two".