53042211 has 12 divisors (see below), whose sum is σ = 76804000. Its totient is φ = 35274960.

The previous prime is 53042207. The next prime is 53042221. The reversal of 53042211 is 11224035.

It is not a de Polignac number, because 53042211 - 2² = 53042207 is a prime.

It is a super-2 number, since 2×53042211² = 5626952295537042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53042221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3211 + ... + 10788.

Almost surely, 2^53042211 is an apocalyptic number.

53042211 is a deficient number, since it is larger than the sum of its proper divisors (23761789).

53042211 is a wasteful number, since it uses less digits than its factorization.

53042211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14426 (or 14423 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 53042211 is about 7283.0083756646. The cubic root of 53042211 is about 375.7282700783.

Adding to 53042211 its reverse (11224035), we get a palindrome (64266246).

The spelling of 53042211 in words is "fifty-three million, forty-two thousand, two hundred eleven".