7266090 has 64 divisors (see below), whose sum is σ = 19418112. Its totient is φ = 1728000.

The previous prime is 7266079. The next prime is 7266101. The reversal of 7266090 is 906627.

It is an interprime number because it is at equal distance from previous prime (7266079) and next prime (7266101).

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11790 + ... + 12390.

It is an arithmetic number, because the mean of its divisors is an integer number (303408).

Almost surely, 2^7266090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7266090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9709056).

7266090 is an abundant number, since it is smaller than the sum of its proper divisors (12152022).

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

7266090 is a wasteful number, since it uses less digits than its factorization.

7266090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 7266090 is about 2695.5685856605. The cubic root of 7266090 is about 193.6869041859.

The spelling of 7266090 in words is "seven million, two hundred sixty-six thousand, ninety".