55297298 has 16 divisors (see below), whose sum is σ = 95736384. Its totient is φ = 23463600.

The previous prime is 55297259. The next prime is 55297303. The reversal of 55297298 is 89279255.

It is a super-2 number, since 2×55297298² = 6115582332201608, 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, 18140 + ... + 20967.

It is an arithmetic number, because the mean of its divisors is an integer number (5983524).

Almost surely, 2^55297298 is an apocalyptic number.

55297298 is a deficient number, since it is larger than the sum of its proper divisors (40439086).

55297298 is a wasteful number, since it uses less digits than its factorization.

55297298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39217.

The product of its digits is 453600, while the sum is 47.

The square root of 55297298 is about 7436.2153008099. The cubic root of 55297298 is about 380.9792334192.

The spelling of 55297298 in words is "fifty-five million, two hundred ninety-seven thousand, two hundred ninety-eight".