2265501 has 8 divisors (see below), whose sum is σ = 3452224. Its totient is φ = 1294560.

The previous prime is 2265499. The next prime is 2265517. The reversal of 2265501 is 1055622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2265501 - 2¹ = 2265499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 107881 = 2265501 / (2 + 2 + 6 + 5 + 5 + 0 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53920 + ... + 53961.

It is an arithmetic number, because the mean of its divisors is an integer number (431528).

2^2265501 is an apocalyptic number.

2265501 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2265501 is a deficient number, since it is larger than the sum of its proper divisors (1186723).

2265501 is a wasteful number, since it uses less digits than its factorization.

2265501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107891.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 2265501 is about 1505.1581312274. The cubic root of 2265501 is about 131.3373006494.

The spelling of 2265501 in words is "two million, two hundred sixty-five thousand, five hundred one".