40612836 has 48 divisors (see below), whose sum is σ = 104569920. Its totient is φ = 12165120.

The previous prime is 40612829. The next prime is 40612843. The reversal of 40612836 is 63821604.

It is an interprime number because it is at equal distance from previous prime (40612829) and next prime (40612843).

It is a super-3 number, since 3×40612836³ (a number of 24 digits) contains 333 as substring.

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, 10020 + ... + 13476.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 2^40612836 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 40612836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52284960).

40612836 is an abundant number, since it is smaller than the sum of its proper divisors (63957084).

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

40612836 is a wasteful number, since it uses less digits than its factorization.

40612836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564 (or 3562 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40612836 is about 6372.8200978845. The cubic root of 40612836 is about 343.7329029072.

The spelling of 40612836 in words is "forty million, six hundred twelve thousand, eight hundred thirty-six".