53215410 has 16 divisors (see below), whose sum is σ = 127717056. Its totient is φ = 14190768.

The previous prime is 53215403. The next prime is 53215411. The reversal of 53215410 is 1451235.

It is a super-2 number, since 2×53215410² = 5663759722936200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53215411) 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, 886894 + ... + 886953.

It is an arithmetic number, because the mean of its divisors is an integer number (7982316).

Almost surely, 2^53215410 is an apocalyptic number.

53215410 is an abundant number, since it is smaller than the sum of its proper divisors (74501646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53215410 is a wasteful number, since it uses less digits than its factorization.

53215410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773857.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 53215410 is about 7294.8893069052. The cubic root of 53215410 is about 376.1367815694.

Adding to 53215410 its reverse (1451235), we get a palindrome (54666645).

It can be divided in two parts, 5321 and 5410, that added together give a triangular number (10731 = T₁₄₆).

The spelling of 53215410 in words is "fifty-three million, two hundred fifteen thousand, four hundred ten".