2662745 has 16 divisors (see below), whose sum is σ = 3386880. Its totient is φ = 2006400.

The previous prime is 2662721. The next prime is 2662753. The reversal of 2662745 is 5472662.

It is not a de Polignac number, because 2662745 - 2¹⁴ = 2646361 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6146 + ... + 6564.

It is an arithmetic number, because the mean of its divisors is an integer number (211680).

2^2662745 is an apocalyptic number.

It is an amenable number.

2662745 is a deficient number, since it is larger than the sum of its proper divisors (724135).

2662745 is a wasteful number, since it uses less digits than its factorization.

2662745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496.

The product of its digits is 20160, while the sum is 32.

The square root of 2662745 is about 1631.7919597792. The cubic root of 2662745 is about 138.6042432244.

The spelling of 2662745 in words is "two million, six hundred sixty-two thousand, seven hundred forty-five".