4345187442 has 16 divisors (see below), whose sum is σ = 8722445952. Its totient is φ = 1443050640.

The previous prime is 4345187419. The next prime is 4345187443. The reversal of 4345187442 is 2447815434.

It is a super-2 number, since 2×4345187442² = 37761307812229006728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4345187394 and 4345187403.

It is not an unprimeable number, because it can be changed into a prime (4345187443) 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, 1334533 + ... + 1337784.

It is an arithmetic number, because the mean of its divisors is an integer number (545152872).

Almost surely, 2^4345187442 is an apocalyptic number.

4345187442 is an abundant number, since it is smaller than the sum of its proper divisors (4377258510).

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

4345187442 is a wasteful number, since it uses less digits than its factorization.

4345187442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2672593.

The product of its digits is 430080, while the sum is 42.

The square root of 4345187442 is about 65918.0357868770. The cubic root of 4345187442 is about 1631.8096806550.

The spelling of 4345187442 in words is "four billion, three hundred forty-five million, one hundred eighty-seven thousand, four hundred forty-two".