42407270 has 16 divisors (see below), whose sum is σ = 76822128. Its totient is φ = 16854240.

The previous prime is 42407257. The next prime is 42407303. The reversal of 42407270 is 7270424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11936 + ... + 15075.

It is an arithmetic number, because the mean of its divisors is an integer number (4801383).

Almost surely, 2^42407270 is an apocalyptic number.

42407270 is a deficient number, since it is larger than the sum of its proper divisors (34414858).

42407270 is a wasteful number, since it uses less digits than its factorization.

42407270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27175.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 42407270 is about 6512.0864552001. The cubic root of 42407270 is about 348.7226088978.

Adding to 42407270 its reverse (7270424), we get a palindrome (49677694).

The spelling of 42407270 in words is "forty-two million, four hundred seven thousand, two hundred seventy".