42535413 has 6 divisors (see below), whose sum is σ = 61440054. Its totient is φ = 28356936.

The previous prime is 42535403. The next prime is 42535439. The reversal of 42535413 is 31453524.

It can be written as a sum of positive squares in only one way, i.e., 39652209 + 2883204 = 6297^2 + 1698^2 .

It is not a de Polignac number, because 42535413 - 2¹⁶ = 42469877 is a prime.

It is a super-2 number, since 2×42535413² = 3618522718161138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42535403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2363070 + ... + 2363087.

It is an arithmetic number, because the mean of its divisors is an integer number (10240009).

Almost surely, 2^42535413 is an apocalyptic number.

It is an amenable number.

42535413 is a deficient number, since it is larger than the sum of its proper divisors (18904641).

42535413 is a wasteful number, since it uses less digits than its factorization.

42535413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4726163 (or 4726160 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 42535413 is about 6521.9178927674. The cubic root of 42535413 is about 349.0735033454.

Adding to 42535413 its reverse (31453524), we get a palindrome (73988937).

The spelling of 42535413 in words is "forty-two million, five hundred thirty-five thousand, four hundred thirteen".