40198632 has 32 divisors (see below), whose sum is σ = 100773600. Its totient is φ = 13362624.

The previous prime is 40198621. The next prime is 40198633. The reversal of 40198632 is 23689104.

It is a junction number, because it is equal to n+sod(n) for n = 40198593 and 40198602.

It is not an unprimeable number, because it can be changed into a prime (40198633) 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, 7419 + ... + 11637.

It is an arithmetic number, because the mean of its divisors is an integer number (3149175).

Almost surely, 2^40198632 is an apocalyptic number.

It is an amenable number.

40198632 is an abundant number, since it is smaller than the sum of its proper divisors (60574968).

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

40198632 is a wasteful number, since it uses less digits than its factorization.

40198632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625 (or 4621 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 40198632 is about 6340.2391122102. The cubic root of 40198632 is about 342.5603481137.

The spelling of 40198632 in words is "forty million, one hundred ninety-eight thousand, six hundred thirty-two".