53829858 has 16 divisors (see below), whose sum is σ = 111372480. Its totient is φ = 17324496.

The previous prime is 53829827. The next prime is 53829901. The reversal of 53829858 is 85892835.

It is a super-2 number, since 2×53829858² = 5795307224600328, which contains 22 as substring.

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, 154510 + ... + 154857.

It is an arithmetic number, because the mean of its divisors is an integer number (6960780).

Almost surely, 2^53829858 is an apocalyptic number.

53829858 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

53829858 is an abundant number, since it is smaller than the sum of its proper divisors (57542622).

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

53829858 is a wasteful number, since it uses less digits than its factorization.

53829858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309401.

The product of its digits is 691200, while the sum is 48.

The square root of 53829858 is about 7336.8833982830. The cubic root of 53829858 is about 377.5789241879.

The spelling of 53829858 in words is "fifty-three million, eight hundred twenty-nine thousand, eight hundred fifty-eight".