2290540392 has 96 divisors (see below), whose sum is σ = 7114423680. Its totient is φ = 652164480.

The previous prime is 2290540387. The next prime is 2290540393. The reversal of 2290540392 is 2930450922.

2290540392 is a `hidden beast` number, since 2 + 29 + 0 + 540 + 3 + 92 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2290540393) 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, 139917 + ... + 155427.

It is an arithmetic number, because the mean of its divisors is an integer number (74108580).

Almost surely, 2^2290540392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2290540392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3557211840).

2290540392 is an abundant number, since it is smaller than the sum of its proper divisors (4823883288).

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

2290540392 is a wasteful number, since it uses less digits than its factorization.

2290540392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15823 (or 15816 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 2290540392 is about 47859.5903868807. The cubic root of 2290540392 is about 1318.1939625951.

The spelling of 2290540392 in words is "two billion, two hundred ninety million, five hundred forty thousand, three hundred ninety-two".