40776036 has 72 divisors (see below), whose sum is σ = 114299136. Its totient is φ = 11269440.

The previous prime is 40776031. The next prime is 40776041. The reversal of 40776036 is 63067704.

It is an interprime number because it is at equal distance from previous prime (40776031) and next prime (40776041).

It is a super-2 number, since 2×40776036² = 3325370223746592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40775988 and 40776006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40776031) 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, 17110 + ... + 19346.

It is an arithmetic number, because the mean of its divisors is an integer number (1587488).

Almost surely, 2^40776036 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 40776036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57149568).

40776036 is an abundant number, since it is smaller than the sum of its proper divisors (73523100).

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

40776036 is a wasteful number, since it uses less digits than its factorization.

40776036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289 (or 2280 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 40776036 is about 6385.6116386764. The cubic root of 40776036 is about 344.1927102128.

The spelling of 40776036 in words is "forty million, seven hundred seventy-six thousand, thirty-six".