42710398 has 4 divisors (see below), whose sum is σ = 64065600. Its totient is φ = 21355198.

The previous prime is 42710383. The next prime is 42710399. The reversal of 42710398 is 89301724.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42710399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10677598 + ... + 10677601.

It is an arithmetic number, because the mean of its divisors is an integer number (16016400).

Almost surely, 2^42710398 is an apocalyptic number.

42710398 is a deficient number, since it is larger than the sum of its proper divisors (21355202).

42710398 is a wasteful number, since it uses less digits than its factorization.

42710398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21355201.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 42710398 is about 6535.3192729965. The cubic root of 42710398 is about 349.5515290004.

The spelling of 42710398 in words is "forty-two million, seven hundred ten thousand, three hundred ninety-eight".