42385310 has 16 divisors (see below), whose sum is σ = 83229552. Its totient is φ = 15412800.

The previous prime is 42385307. The next prime is 42385331. The reversal of 42385310 is 1358324.

It is a super-2 number, since 2×42385310² = 3593029007592200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42385310.

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, 192551 + ... + 192770.

It is an arithmetic number, because the mean of its divisors is an integer number (5201847).

Almost surely, 2^42385310 is an apocalyptic number.

42385310 is a deficient number, since it is larger than the sum of its proper divisors (40844242).

42385310 is a wasteful number, since it uses less digits than its factorization.

42385310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385339.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 42385310 is about 6510.4001413124. The cubic root of 42385310 is about 348.6624048280.

The spelling of 42385310 in words is "forty-two million, three hundred eighty-five thousand, three hundred ten".