53150340 has 24 divisors (see below), whose sum is σ = 148821120. Its totient is φ = 14173408.

The previous prime is 53150333. The next prime is 53150371. The reversal of 53150340 is 4305135.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442860 + ... + 442979.

It is an arithmetic number, because the mean of its divisors is an integer number (6200880).

Almost surely, 2^53150340 is an apocalyptic number.

It is an amenable number.

53150340 is an abundant number, since it is smaller than the sum of its proper divisors (95670780).

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

53150340 is a wasteful number, since it uses less digits than its factorization.

53150340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885851 (or 885849 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 53150340 is about 7290.4279709767. The cubic root of 53150340 is about 375.9834099365.

Adding to 53150340 its reverse (4305135), we get a palindrome (57455475).

The spelling of 53150340 in words is "fifty-three million, one hundred fifty thousand, three hundred forty".