53487237 has 8 divisors (see below), whose sum is σ = 73243936. Its totient is φ = 34694352.

The previous prime is 53487233. The next prime is 53487241. The reversal of 53487237 is 73278435.

It is an interprime number because it is at equal distance from previous prime (53487233) and next prime (53487241).

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

It is not a de Polignac number, because 53487237 - 2² = 53487233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53487195 and 53487204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53487233) 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, 240823 + ... + 241044.

It is an arithmetic number, because the mean of its divisors is an integer number (9155492).

Almost surely, 2^53487237 is an apocalyptic number.

It is an amenable number.

53487237 is a deficient number, since it is larger than the sum of its proper divisors (19756699).

53487237 is a wasteful number, since it uses less digits than its factorization.

53487237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481907.

The product of its digits is 141120, while the sum is 39.

The square root of 53487237 is about 7313.4969064053. The cubic root of 53487237 is about 376.7761360714.

The spelling of 53487237 in words is "fifty-three million, four hundred eighty-seven thousand, two hundred thirty-seven".