53415842 has 8 divisors (see below), whose sum is σ = 81024300. Its totient is φ = 26407744.

The previous prime is 53415841. The next prime is 53415871. The reversal of 53415842 is 24851435.

It can be written as a sum of positive squares in 2 ways, for example, as 52113961 + 1301881 = 7219^2 + 1141^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 53415799 and 53415808.

It is not an unprimeable number, because it can be changed into a prime (53415841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149867 + ... + 150222.

Almost surely, 2^53415842 is an apocalyptic number.

53415842 is a deficient number, since it is larger than the sum of its proper divisors (27608458).

53415842 is a wasteful number, since it uses less digits than its factorization.

53415842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300180.

The product of its digits is 19200, while the sum is 32.

The square root of 53415842 is about 7308.6142325341. The cubic root of 53415842 is about 376.6084206104.

The spelling of 53415842 in words is "fifty-three million, four hundred fifteen thousand, eight hundred forty-two".