7326897138 has 48 divisors (see below), whose sum is σ = 17408881152. Its totient is φ = 2208636000.

The previous prime is 7326897119. The next prime is 7326897157. The reversal of 7326897138 is 8317986237.

It is an interprime number because it is at equal distance from previous prime (7326897119) and next prime (7326897157).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59053 + ... + 134688.

It is an arithmetic number, because the mean of its divisors is an integer number (362685024).

Almost surely, 2^7326897138 is an apocalyptic number.

7326897138 is an abundant number, since it is smaller than the sum of its proper divisors (10081984014).

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

7326897138 is a wasteful number, since it uses less digits than its factorization.

7326897138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193951 (or 193948 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 7326897138 is about 85597.2963241246. The cubic root of 7326897138 is about 1942.2570126833.

The spelling of 7326897138 in words is "seven billion, three hundred twenty-six million, eight hundred ninety-seven thousand, one hundred thirty-eight".