2400265 has 24 divisors (see below), whose sum is σ = 3418632. Its totient is φ = 1612800.

The previous prime is 2400259. The next prime is 2400271. The reversal of 2400265 is 5620042.

2400265 = T₅₀ + T₅₁ + ... + T₂₄₃.

It is an interprime number because it is at equal distance from previous prime (2400259) and next prime (2400271).

It can be written as a sum of positive squares in 4 ways, for example, as 741321 + 1658944 = 861^2 + 1288^2 .

It is not a de Polignac number, because 2400265 - 2⁹ = 2399753 is a prime.

It is a super-2 number, since 2×2400265² = 11522544140450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23715 + ... + 23815.

It is an arithmetic number, because the mean of its divisors is an integer number (142443).

2^2400265 is an apocalyptic number.

It is an amenable number.

2400265 is a deficient number, since it is larger than the sum of its proper divisors (1018367).

2400265 is a wasteful number, since it uses less digits than its factorization.

2400265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2400265 is about 1549.2788645044. The cubic root of 2400265 is about 133.8915176054.

The spelling of 2400265 in words is "two million, four hundred thousand, two hundred sixty-five".