5478442 has 16 divisors (see below), whose sum is σ = 8534952. Its totient is φ = 2635200.

The previous prime is 5478433. The next prime is 5478457. The reversal of 5478442 is 2448745.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4456321 + 1022121 = 2111^2 + 1011^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5478398 and 5478407.

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, 7108 + ... + 7840.

Almost surely, 2^5478442 is an apocalyptic number.

5478442 is a deficient number, since it is larger than the sum of its proper divisors (3056510).

5478442 is a wasteful number, since it uses less digits than its factorization.

5478442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873.

The product of its digits is 35840, while the sum is 34.

The square root of 5478442 is about 2340.6071861805. The cubic root of 5478442 is about 176.2864867539.

The spelling of 5478442 in words is "five million, four hundred seventy-eight thousand, four hundred forty-two".