2658090 has 32 divisors (see below), whose sum is σ = 6422976. Its totient is φ = 704000.

The previous prime is 2658079. The next prime is 2658101. The reversal of 2658090 is 908562.

It is an interprime number because it is at equal distance from previous prime (2658079) and next prime (2658101).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 7354 + ... + 7706.

It is an arithmetic number, because the mean of its divisors is an integer number (200718).

2^2658090 is an apocalyptic number.

2658090 is an abundant number, since it is smaller than the sum of its proper divisors (3764886).

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

2658090 is a wasteful number, since it uses less digits than its factorization.

2658090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 2658090 is about 1630.3649898106. The cubic root of 2658090 is about 138.5234269868.

The spelling of 2658090 in words is "two million, six hundred fifty-eight thousand, ninety".