40732450 has 48 divisors (see below), whose sum is σ = 85351680. Its totient is φ = 14328000.

The previous prime is 40732441. The next prime is 40732451. The reversal of 40732450 is 5423704.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (40732451) 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, 15856 + ... + 18244.

It is an arithmetic number, because the mean of its divisors is an integer number (1778160).

Almost surely, 2^40732450 is an apocalyptic number.

40732450 is an abundant number, since it is smaller than the sum of its proper divisors (44619230).

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

40732450 is a wasteful number, since it uses less digits than its factorization.

40732450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443 (or 2438 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 40732450 is about 6382.1978972765. The cubic root of 40732450 is about 344.0700292349.

The spelling of 40732450 in words is "forty million, seven hundred thirty-two thousand, four hundred fifty".