7258542238 has 8 divisors (see below), whose sum is σ = 10891080288. Its totient is φ = 3628182144.

The previous prime is 7258542227. The next prime is 7258542251. The reversal of 7258542238 is 8322458527.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536131 + ... + 549502.

It is an arithmetic number, because the mean of its divisors is an integer number (1361385036).

Almost surely, 2^7258542238 is an apocalyptic number.

7258542238 is a deficient number, since it is larger than the sum of its proper divisors (3632538050).

7258542238 is a wasteful number, since it uses less digits than its factorization.

7258542238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088978.

The product of its digits is 1075200, while the sum is 46.

The square root of 7258542238 is about 85197.0788114240. The cubic root of 7258542238 is about 1936.1981587389.

The spelling of 7258542238 in words is "seven billion, two hundred fifty-eight million, five hundred forty-two thousand, two hundred thirty-eight".