55557046 has 8 divisors (see below), whose sum is σ = 84339864. Its totient is φ = 27443760.

The previous prime is 55557043. The next prime is 55557077. The reversal of 55557046 is 64075555.

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

It is a super-2 number, since 2×55557046² = 6173170720492232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55556996 and 55557014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55557043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167175 + ... + 167506.

It is an arithmetic number, because the mean of its divisors is an integer number (10542483).

Almost surely, 2^55557046 is an apocalyptic number.

55557046 is a deficient number, since it is larger than the sum of its proper divisors (28782818).

55557046 is a wasteful number, since it uses less digits than its factorization.

55557046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334766.

The product of its (nonzero) digits is 105000, while the sum is 37.

The square root of 55557046 is about 7453.6599063816. The cubic root of 55557046 is about 381.5748264199.

The spelling of 55557046 in words is "fifty-five million, five hundred fifty-seven thousand, forty-six".