36155640 has 64 divisors (see below), whose sum is σ = 108864000. Its totient is φ = 9606272.

The previous prime is 36155633. The next prime is 36155657. The reversal of 36155640 is 4655163.

36155640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 36155598 and 36155607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60061 + ... + 60659.

It is an arithmetic number, because the mean of its divisors is an integer number (1701000).

Almost surely, 2^36155640 is an apocalyptic number.

36155640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36155640 is an abundant number, since it is smaller than the sum of its proper divisors (72708360).

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

36155640 is a wasteful number, since it uses less digits than its factorization.

36155640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116 (or 1112 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 36155640 is about 6012.9560118132. The cubic root of 36155640 is about 330.6678851918.

The spelling of 36155640 in words is "thirty-six million, one hundred fifty-five thousand, six hundred forty".