40582538 has 16 divisors (see below), whose sum is σ = 62536320. Its totient is φ = 19740000.

The previous prime is 40582489. The next prime is 40582541. The reversal of 40582538 is 83528504.

It is a junction number, because it is equal to n+sod(n) for n = 40582498 and 40582507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53663 + ... + 54413.

It is an arithmetic number, because the mean of its divisors is an integer number (3908520).

Almost surely, 2^40582538 is an apocalyptic number.

40582538 is a deficient number, since it is larger than the sum of its proper divisors (21953782).

40582538 is a wasteful number, since it uses less digits than its factorization.

40582538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453.

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 40582538 is about 6370.4425277998. The cubic root of 40582538 is about 343.6474044017.

The spelling of 40582538 in words is "forty million, five hundred eighty-two thousand, five hundred thirty-eight".