53303415 has 64 divisors (see below), whose sum is σ = 101855232. Its totient is φ = 23500800.

The previous prime is 53303401. The next prime is 53303429. The reversal of 53303415 is 51430335.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53303401) and next prime (53303429).

It is not a de Polignac number, because 53303415 - 2⁴ = 53303399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 86649 + ... + 87261.

It is an arithmetic number, because the mean of its divisors is an integer number (1591488).

Almost surely, 2^53303415 is an apocalyptic number.

53303415 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53303415 is a deficient number, since it is larger than the sum of its proper divisors (48551817).

53303415 is a wasteful number, since it uses less digits than its factorization.

53303415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 53303415 is about 7300.9187777978. The cubic root of 53303415 is about 376.3440128130.

Subtracting from 53303415 its reverse (51430335), we obtain a triangular number (1873080 = T₁₉₃₅).

The spelling of 53303415 in words is "fifty-three million, three hundred three thousand, four hundred fifteen".