42064335 has 12 divisors (see below), whose sum is σ = 72911592. Its totient is φ = 22434288.

The previous prime is 42064331. The next prime is 42064357. The reversal of 42064335 is 53346024.

It is not a de Polignac number, because 42064335 - 2² = 42064331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42064299 and 42064308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42064331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 467337 + ... + 467426.

It is an arithmetic number, because the mean of its divisors is an integer number (6075966).

Almost surely, 2^42064335 is an apocalyptic number.

42064335 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42064335 is a deficient number, since it is larger than the sum of its proper divisors (30847257).

42064335 is a wasteful number, since it uses less digits than its factorization.

42064335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934774 (or 934771 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 42064335 is about 6485.7023520973. The cubic root of 42064335 is about 347.7800582083.

The spelling of 42064335 in words is "forty-two million, sixty-four thousand, three hundred thirty-five".