55012294 has 4 divisors (see below), whose sum is σ = 82518444. Its totient is φ = 27506146.

The previous prime is 55012273. The next prime is 55012313. The reversal of 55012294 is 49221055.

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

It is a super-2 number, since 2×55012294² = 6052704982284872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13753072 + ... + 13753075.

It is an arithmetic number, because the mean of its divisors is an integer number (20629611).

Almost surely, 2^55012294 is an apocalyptic number.

55012294 is a deficient number, since it is larger than the sum of its proper divisors (27506150).

55012294 is a wasteful number, since it uses less digits than its factorization.

55012294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27506149.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 55012294 is about 7417.0273020935. The cubic root of 55012294 is about 380.3235794182.

The spelling of 55012294 in words is "fifty-five million, twelve thousand, two hundred ninety-four".