4036781364 has 48 divisors (see below), whose sum is σ = 11743366656. Its totient is φ = 1048514400.

The previous prime is 4036781351. The next prime is 4036781381. The reversal of 4036781364 is 4631876304.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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, 2183482 + ... + 2185329.

It is an arithmetic number, because the mean of its divisors is an integer number (244653472).

Almost surely, 2^4036781364 is an apocalyptic number.

4036781364 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4036781364 is an abundant number, since it is smaller than the sum of its proper divisors (7706585292).

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

4036781364 is a wasteful number, since it uses less digits than its factorization.

4036781364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4368836 (or 4368834 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 4036781364 is about 63535.6700129935. The cubic root of 4036781364 is about 1592.2517788404.

The spelling of 4036781364 in words is "four billion, thirty-six million, seven hundred eighty-one thousand, three hundred sixty-four".