42328699 has 6 divisors (see below), whose sum is σ = 49239564. Its totient is φ = 36281700.

The previous prime is 42328651. The next prime is 42328721. The reversal of 42328699 is 99682324.

It is not a de Polignac number, because 42328699 - 2¹³ = 42320507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42328639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 431877 + ... + 431974.

It is an arithmetic number, because the mean of its divisors is an integer number (8206594).

Almost surely, 2^42328699 is an apocalyptic number.

42328699 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

42328699 is a deficient number, since it is larger than the sum of its proper divisors (6910865).

42328699 is an equidigital number, since it uses as much as digits as its factorization.

42328699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863865 (or 863858 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 42328699 is about 6506.0509527670. The cubic root of 42328699 is about 348.5071079297.

The spelling of 42328699 in words is "forty-two million, three hundred twenty-eight thousand, six hundred ninety-nine".