2229491490 has 16 divisors (see below), whose sum is σ = 5350779648. Its totient is φ = 594531056.

The previous prime is 2229491479. The next prime is 2229491507. The reversal of 2229491490 is 941949222.

It is a Curzon number.

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, 37158162 + ... + 37158221.

It is an arithmetic number, because the mean of its divisors is an integer number (334423728).

Almost surely, 2^2229491490 is an apocalyptic number.

2229491490 is an abundant number, since it is smaller than the sum of its proper divisors (3121288158).

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

2229491490 is a wasteful number, since it uses less digits than its factorization.

2229491490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74316393.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 2229491490 is about 47217.4913564878. The cubic root of 2229491490 is about 1306.3772427348.

The spelling of 2229491490 in words is "two billion, two hundred twenty-nine million, four hundred ninety-one thousand, four hundred ninety".