36581340 has 48 divisors (see below), whose sum is σ = 102896640. Its totient is φ = 9710400.

The previous prime is 36581317. The next prime is 36581351. The reversal of 36581340 is 4318563.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 36581298 and 36581307.

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, 13065 + ... + 15615.

It is an arithmetic number, because the mean of its divisors is an integer number (2143680).

Almost surely, 2^36581340 is an apocalyptic number.

36581340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36581340 is an abundant number, since it is smaller than the sum of its proper divisors (66315300).

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

36581340 is a wasteful number, since it uses less digits than its factorization.

36581340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802 (or 2800 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 36581340 is about 6048.2509868556. The cubic root of 36581340 is about 331.9605967655.

The spelling of 36581340 in words is "thirty-six million, five hundred eighty-one thousand, three hundred forty".