40998032 has 20 divisors (see below), whose sum is σ = 81372396. Its totient is φ = 19998720.

The previous prime is 40998031. The next prime is 40998043. The reversal of 40998032 is 23089904.

It can be written as a sum of positive squares in 2 ways, for example, as 7311616 + 33686416 = 2704^2 + 5804^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 40997983 and 40998001.

It is not an unprimeable number, because it can be changed into a prime (40998031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30593 + ... + 31904.

Almost surely, 2^40998032 is an apocalyptic number.

It is an amenable number.

40998032 is a deficient number, since it is larger than the sum of its proper divisors (40374364).

40998032 is a wasteful number, since it uses less digits than its factorization.

40998032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62546 (or 62540 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 40998032 is about 6402.9705606070. The cubic root of 40998032 is about 344.8162068024.

The spelling of 40998032 in words is "forty million, nine hundred ninety-eight thousand, thirty-two".