2406465 has 24 divisors (see below), whose sum is σ = 4254120. Its totient is φ = 1257984.

The previous prime is 2406463. The next prime is 2406479. The reversal of 2406465 is 5646042.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 263169 + 2143296 = 513^2 + 1464^2 .

It is not a de Polignac number, because 2406465 - 2¹ = 2406463 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2406461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1881 + ... + 2889.

It is an arithmetic number, because the mean of its divisors is an integer number (177255).

2^2406465 is an apocalyptic number.

It is an amenable number.

2406465 is a deficient number, since it is larger than the sum of its proper divisors (1847655).

2406465 is a wasteful number, since it uses less digits than its factorization.

2406465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2406465 is about 1551.2785049758. The cubic root of 2406465 is about 134.0067012317.

The spelling of 2406465 in words is "two million, four hundred six thousand, four hundred sixty-five".