53169479 has 8 divisors (see below), whose sum is σ = 58129920. Its totient is φ = 48230200.

The previous prime is 53169469. The next prime is 53169509. The reversal of 53169479 is 97496135.

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

It is a cyclic number.

It is not a de Polignac number, because 53169479 - 2¹² = 53165383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53169469) 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, 224 + ... + 10314.

It is an arithmetic number, because the mean of its divisors is an integer number (7266240).

Almost surely, 2^53169479 is an apocalyptic number.

53169479 is a deficient number, since it is larger than the sum of its proper divisors (4960441).

53169479 is a wasteful number, since it uses less digits than its factorization.

53169479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10581.

The product of its digits is 204120, while the sum is 44.

The square root of 53169479 is about 7291.7404643885. The cubic root of 53169479 is about 376.0285340312.

The spelling of 53169479 in words is "fifty-three million, one hundred sixty-nine thousand, four hundred seventy-nine".