9453245438 has 32 divisors (see below), whose sum is σ = 17480547840. Its totient is φ = 3733659360.

The previous prime is 9453245429. The next prime is 9453245453. The reversal of 9453245438 is 8345423549.

It is a super-2 number, since 2×9453245438² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9453245392 and 9453245401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70703 + ... + 154613.

It is an arithmetic number, because the mean of its divisors is an integer number (546267120).

Almost surely, 2^9453245438 is an apocalyptic number.

9453245438 is a deficient number, since it is larger than the sum of its proper divisors (8027302402).

9453245438 is a wasteful number, since it uses less digits than its factorization.

9453245438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84552.

The product of its digits is 2073600, while the sum is 47.

The square root of 9453245438 is about 97227.8017750067. The cubic root of 9453245438 is about 2114.4316191255.

The spelling of 9453245438 in words is "nine billion, four hundred fifty-three million, two hundred forty-five thousand, four hundred thirty-eight".