40543496 has 64 divisors (see below), whose sum is σ = 90288000. Its totient is φ = 16708608.

The previous prime is 40543471. The next prime is 40543507. The reversal of 40543496 is 69434504.

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 an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272030 + ... + 272178.

It is an arithmetic number, because the mean of its divisors is an integer number (1410750).

Almost surely, 2^40543496 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 40543496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45144000).

40543496 is an abundant number, since it is smaller than the sum of its proper divisors (49744504).

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

40543496 is a wasteful number, since it uses less digits than its factorization.

40543496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 40543496 is about 6367.3774821350. The cubic root of 40543496 is about 343.5371682641.

The spelling of 40543496 in words is "forty million, five hundred forty-three thousand, four hundred ninety-six".