53667434 has 16 divisors (see below), whose sum is σ = 82099656. Its totient is φ = 26304000.

The previous prime is 53667431. The next prime is 53667491. The reversal of 53667434 is 43476635.

It can be written as a sum of positive squares in 4 ways, for example, as 42941809 + 10725625 = 6553^2 + 3275^2 .

It is not an unprimeable number, because it can be changed into a prime (53667431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48374 + ... + 49470.

Almost surely, 2^53667434 is an apocalyptic number.

53667434 is a deficient number, since it is larger than the sum of its proper divisors (28432222).

53667434 is a wasteful number, since it uses less digits than its factorization.

53667434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561.

The product of its digits is 181440, while the sum is 38.

The square root of 53667434 is about 7325.8060307382. The cubic root of 53667434 is about 377.1987778787.

The spelling of 53667434 in words is "fifty-three million, six hundred sixty-seven thousand, four hundred thirty-four".