42896237 has 4 divisors (see below), whose sum is σ = 43599516. Its totient is φ = 42192960.

The previous prime is 42896233. The next prime is 42896251. The reversal of 42896237 is 73269824.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 724201 + 42172036 = 851^2 + 6494^2 .

It is a cyclic number.

It is not a de Polignac number, because 42896237 - 2² = 42896233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42896194 and 42896203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42896233) 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, 351548 + ... + 351669.

It is an arithmetic number, because the mean of its divisors is an integer number (10899879).

Almost surely, 2^42896237 is an apocalyptic number.

It is an amenable number.

42896237 is a deficient number, since it is larger than the sum of its proper divisors (703279).

42896237 is an equidigital number, since it uses as much as digits as its factorization.

42896237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703278.

The product of its digits is 145152, while the sum is 41.

The square root of 42896237 is about 6549.5218909475. The cubic root of 42896237 is about 350.0577782165.

The spelling of 42896237 in words is "forty-two million, eight hundred ninety-six thousand, two hundred thirty-seven".