40710432 has 96 divisors (see below), whose sum is σ = 126403200. Its totient is φ = 11225088.

The previous prime is 40710389. The next prime is 40710451. The reversal of 40710432 is 23401704.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 40710399 and 40710408.

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, 18444 + ... + 20532.

It is an arithmetic number, because the mean of its divisors is an integer number (1316700).

Almost surely, 2^40710432 is an apocalyptic number.

40710432 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40710432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63201600).

40710432 is an abundant number, since it is smaller than the sum of its proper divisors (85692768).

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

40710432 is a wasteful number, since it uses less digits than its factorization.

40710432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138 (or 2130 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40710432 is about 6380.4727097606. The cubic root of 40710432 is about 344.0080221673.

The spelling of 40710432 in words is "forty million, seven hundred ten thousand, four hundred thirty-two".