2652690 has 16 divisors (see below), whose sum is σ = 6366528. Its totient is φ = 707376.

The previous prime is 2652677. The next prime is 2652709. The reversal of 2652690 is 962562.

It is a super-2 number, since 2×2652690² = 14073528472200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 88423 = 2652690 / (2 + 6 + 5 + 2 + 6 + 9 + 0).

It is a d-powerful number, because it can be written as 2⁸ + 6⁶ + 5⁸ + 2¹² + 6⁸ + 9⁶ + 0 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44182 + ... + 44241.

It is an arithmetic number, because the mean of its divisors is an integer number (397908).

2^2652690 is an apocalyptic number.

2652690 is an abundant number, since it is smaller than the sum of its proper divisors (3713838).

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

2652690 is a wasteful number, since it uses less digits than its factorization.

2652690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88433.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 2652690 is about 1628.7080769739. The cubic root of 2652690 is about 138.4295583787.

The spelling of 2652690 in words is "two million, six hundred fifty-two thousand, six hundred ninety".