2207290738 has 8 divisors (see below), whose sum is σ = 3330074988. Its totient is φ = 1097265744.

The previous prime is 2207290699. The next prime is 2207290739. The reversal of 2207290738 is 8370927022.

It can be written as a sum of positive squares in 2 ways, for example, as 1532174449 + 675116289 = 39143^2 + 25983^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2207290738.

It is not an unprimeable number, because it can be changed into a prime (2207290739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3189381 + ... + 3190072.

Almost surely, 2^2207290738 is an apocalyptic number.

2207290738 is a deficient number, since it is larger than the sum of its proper divisors (1122784250).

2207290738 is a wasteful number, since it uses less digits than its factorization.

2207290738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6379628.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 2207290738 is about 46981.8128428438. The cubic root of 2207290738 is about 1302.0265704978.

The spelling of 2207290738 in words is "two billion, two hundred seven million, two hundred ninety thousand, seven hundred thirty-eight".