7545423234 has 16 divisors (see below), whose sum is σ = 15201000288. Its totient is φ = 2496782112.

The previous prime is 7545423229. The next prime is 7545423239. The reversal of 7545423234 is 4323245457.

It is an interprime number because it is at equal distance from previous prime (7545423229) and next prime (7545423239).

It is a junction number, because it is equal to n+sod(n) for n = 7545423192 and 7545423201.

It is not an unprimeable number, because it can be changed into a prime (7545423239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4588852 + ... + 4590495.

It is an arithmetic number, because the mean of its divisors is an integer number (950062518).

Almost surely, 2^7545423234 is an apocalyptic number.

7545423234 is an abundant number, since it is smaller than the sum of its proper divisors (7655577054).

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

7545423234 is a wasteful number, since it uses less digits than its factorization.

7545423234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9179489.

The product of its digits is 403200, while the sum is 39.

The square root of 7545423234 is about 86864.3956635859. The cubic root of 7545423234 is about 1961.3775573650.

The spelling of 7545423234 in words is "seven billion, five hundred forty-five million, four hundred twenty-three thousand, two hundred thirty-four".