53414340 has 96 divisors (see below), whose sum is σ = 181004544. Its totient is φ = 11489280.

The previous prime is 53414279. The next prime is 53414341. The reversal of 53414340 is 4341435.

It is a self number, because there is not a number n which added to its sum of digits gives 53414340.

It is not an unprimeable number, because it can be changed into a prime (53414341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3400 + ... + 10880.

It is an arithmetic number, because the mean of its divisors is an integer number (1885464).

Almost surely, 2^53414340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53414340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90502272).

53414340 is an abundant number, since it is smaller than the sum of its proper divisors (127590204).

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

53414340 is a wasteful number, since it uses less digits than its factorization.

53414340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7517 (or 7515 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 53414340 is about 7308.5114763541. The cubic root of 53414340 is about 376.6048906268.

Adding to 53414340 its reverse (4341435), we get a palindrome (57755775).

The spelling of 53414340 in words is "fifty-three million, four hundred fourteen thousand, three hundred forty".