53840354 has 4 divisors (see below), whose sum is σ = 80760534. Its totient is φ = 26920176.

The previous prime is 53840321. The next prime is 53840387. The reversal of 53840354 is 45304835.

53840354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (53840321) and next prime (53840387).

It can be written as a sum of positive squares in only one way, i.e., 53071225 + 769129 = 7285^2 + 877^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53840354.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13460087 + ... + 13460090.

Almost surely, 2^53840354 is an apocalyptic number.

53840354 is a deficient number, since it is larger than the sum of its proper divisors (26920180).

53840354 is a wasteful number, since it uses less digits than its factorization.

53840354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26920179.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 53840354 is about 7337.5986535106. The cubic root of 53840354 is about 377.6034633004.

The spelling of 53840354 in words is "fifty-three million, eight hundred forty thousand, three hundred fifty-four".