42097814 has 32 divisors (see below), whose sum is σ = 75313152. Its totient is φ = 17424000.

The previous prime is 42097813. The next prime is 42097819. The reversal of 42097814 is 41879024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42097813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9779 + ... + 13409.

It is an arithmetic number, because the mean of its divisors is an integer number (2353536).

Almost surely, 2^42097814 is an apocalyptic number.

42097814 is a deficient number, since it is larger than the sum of its proper divisors (33215338).

42097814 is a wasteful number, since it uses less digits than its factorization.

42097814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3692.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 42097814 is about 6488.2828236753. The cubic root of 42097814 is about 347.8722997787.

The spelling of 42097814 in words is "forty-two million, ninety-seven thousand, eight hundred fourteen".