42371078 has 4 divisors (see below), whose sum is σ = 63556620. Its totient is φ = 21185538.

The previous prime is 42371057. The next prime is 42371093. The reversal of 42371078 is 87017324.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10592768 + ... + 10592771.

It is an arithmetic number, because the mean of its divisors is an integer number (15889155).

Almost surely, 2^42371078 is an apocalyptic number.

42371078 is a deficient number, since it is larger than the sum of its proper divisors (21185542).

42371078 is a wasteful number, since it uses less digits than its factorization.

42371078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21185541.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 42371078 is about 6509.3070291698. The cubic root of 42371078 is about 348.6233762208.

The spelling of 42371078 in words is "forty-two million, three hundred seventy-one thousand, seventy-eight".