40511682 has 12 divisors (see below), whose sum is σ = 87775350. Its totient is φ = 13503888.

The previous prime is 40511657. The next prime is 40511687. The reversal of 40511682 is 28611504.

It can be written as a sum of positive squares in only one way, i.e., 39050001 + 1461681 = 6249^2 + 1209^2 .

It is not an unprimeable number, because it can be changed into a prime (40511687) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1125307 + ... + 1125342.

Almost surely, 2^40511682 is an apocalyptic number.

40511682 is an abundant number, since it is smaller than the sum of its proper divisors (47263668).

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

40511682 is a wasteful number, since it uses less digits than its factorization.

40511682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250657 (or 2250654 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 40511682 is about 6364.8787891051. The cubic root of 40511682 is about 343.4472882382.

The spelling of 40511682 in words is "forty million, five hundred eleven thousand, six hundred eighty-two".