46551457 has 4 divisors (see below), whose sum is σ = 49289796. Its totient is φ = 43813120.

The previous prime is 46551403. The next prime is 46551481. The reversal of 46551457 is 75415564.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19501056 + 27050401 = 4416^2 + 5201^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46551457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46551487) 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, 1369144 + ... + 1369177.

It is an arithmetic number, because the mean of its divisors is an integer number (12322449).

Almost surely, 2^46551457 is an apocalyptic number.

It is an amenable number.

46551457 is a deficient number, since it is larger than the sum of its proper divisors (2738339).

46551457 is a wasteful number, since it uses less digits than its factorization.

46551457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738338.

The product of its digits is 84000, while the sum is 37.

The square root of 46551457 is about 6822.8628155636. The cubic root of 46551457 is about 359.7309125998.

The spelling of 46551457 in words is "forty-six million, five hundred fifty-one thousand, four hundred fifty-seven".