36720255 has 128 divisors (see below), whose sum is σ = 78382080. Its totient is φ = 14376960.

The previous prime is 36720251. The next prime is 36720263. The reversal of 36720255 is 55202763.

It is not a de Polignac number, because 36720255 - 2² = 36720251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36720251) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 692809 + ... + 692861.

It is an arithmetic number, because the mean of its divisors is an integer number (612360).

Almost surely, 2^36720255 is an apocalyptic number.

36720255 is an abundant number, since it is smaller than the sum of its proper divisors (41661825).

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

36720255 is a wasteful number, since it uses less digits than its factorization.

36720255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 36720255 is about 6059.7240036160. The cubic root of 36720255 is about 332.3802648005.

It can be divided in two parts, 36720 and 255, that multiplied together give a square (9363600 = 3060²).

The spelling of 36720255 in words is "thirty-six million, seven hundred twenty thousand, two hundred fifty-five".