53408267 has 4 divisors (see below), whose sum is σ = 58263576. Its totient is φ = 48552960.

The previous prime is 53408263. The next prime is 53408273. The reversal of 53408267 is 76280435.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53408267 - 2² = 53408263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53408263) 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, 2427638 + ... + 2427659.

It is an arithmetic number, because the mean of its divisors is an integer number (14565894).

Almost surely, 2^53408267 is an apocalyptic number.

53408267 is a deficient number, since it is larger than the sum of its proper divisors (4855309).

53408267 is a wasteful number, since it uses less digits than its factorization.

53408267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855308.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 53408267 is about 7308.0959900647. The cubic root of 53408267 is about 376.5906172551.

The spelling of 53408267 in words is "fifty-three million, four hundred eight thousand, two hundred sixty-seven".