55329458 has 8 divisors (see below), whose sum is σ = 87876252. Its totient is φ = 26037376.

The previous prime is 55329457. The next prime is 55329473. The reversal of 55329458 is 85492355.

It can be written as a sum of positive squares in 2 ways, for example, as 52171729 + 3157729 = 7223^2 + 1777^2 .

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

It is a super-2 number, since 2×55329458² = 6122697845147528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55329457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813635 + ... + 813702.

Almost surely, 2^55329458 is an apocalyptic number.

55329458 is a deficient number, since it is larger than the sum of its proper divisors (32546794).

55329458 is a wasteful number, since it uses less digits than its factorization.

55329458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627356.

The product of its digits is 216000, while the sum is 41.

The square root of 55329458 is about 7438.3773768208. The cubic root of 55329458 is about 381.0530761934.

The spelling of 55329458 in words is "fifty-five million, three hundred twenty-nine thousand, four hundred fifty-eight".