42573347 has 4 divisors (see below), whose sum is σ = 43724016. Its totient is φ = 41422680.

The previous prime is 42573331. The next prime is 42573359. The reversal of 42573347 is 74337524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42573347 - 2⁴ = 42573331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42573317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575279 + ... + 575352.

It is an arithmetic number, because the mean of its divisors is an integer number (10931004).

Almost surely, 2^42573347 is an apocalyptic number.

42573347 is a deficient number, since it is larger than the sum of its proper divisors (1150669).

42573347 is a wasteful number, since it uses less digits than its factorization.

42573347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150668.

The product of its digits is 70560, while the sum is 35.

The square root of 42573347 is about 6524.8254382780. The cubic root of 42573347 is about 349.1772429423.

The spelling of 42573347 in words is "forty-two million, five hundred seventy-three thousand, three hundred forty-seven".