40097484 has 72 divisors (see below), whose sum is σ = 120944880. Its totient is φ = 11454912.

The previous prime is 40097483. The next prime is 40097489. The reversal of 40097484 is 48479004.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40097483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1504 + ... + 9080.

It is an arithmetic number, because the mean of its divisors is an integer number (1679790).

Almost surely, 2^40097484 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40097484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60472440).

40097484 is an abundant number, since it is smaller than the sum of its proper divisors (80847396).

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

40097484 is a wasteful number, since it uses less digits than its factorization.

40097484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7604 (or 7589 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 40097484 is about 6332.2574173828. The cubic root of 40097484 is about 342.2727894362.

The spelling of 40097484 in words is "forty million, ninety-seven thousand, four hundred eighty-four".