53423278 has 8 divisors (see below), whose sum is σ = 82898280. Its totient is φ = 25790520.

The previous prime is 53423263. The next prime is 53423303. The reversal of 53423278 is 87232435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460488 + ... + 460603.

It is an arithmetic number, because the mean of its divisors is an integer number (10362285).

Almost surely, 2^53423278 is an apocalyptic number.

53423278 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

53423278 is a deficient number, since it is larger than the sum of its proper divisors (29475002).

53423278 is a wasteful number, since it uses less digits than its factorization.

53423278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921122.

The product of its digits is 40320, while the sum is 34.

The square root of 53423278 is about 7309.1229295997. The cubic root of 53423278 is about 376.6258956401.

The spelling of 53423278 in words is "fifty-three million, four hundred twenty-three thousand, two hundred seventy-eight".