36513420 has 48 divisors (see below), whose sum is σ = 106686720. Its totient is φ = 9313216.

The previous prime is 36513409. The next prime is 36513439. The reversal of 36513420 is 2431563.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11850 + ... + 14609.

It is an arithmetic number, because the mean of its divisors is an integer number (2222640).

Almost surely, 2^36513420 is an apocalyptic number.

36513420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36513420 is an abundant number, since it is smaller than the sum of its proper divisors (70173300).

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

36513420 is a wasteful number, since it uses less digits than its factorization.

36513420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26494 (or 26492 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 36513420 is about 6042.6335318303. The cubic root of 36513420 is about 331.7550208060.

Adding to 36513420 its reverse (2431563), we get a palindrome (38944983).

The spelling of 36513420 in words is "thirty-six million, five hundred thirteen thousand, four hundred twenty".