5519642 has 4 divisors (see below), whose sum is σ = 8279466. Its totient is φ = 2759820.

The previous prime is 5519641. The next prime is 5519653. The reversal of 5519642 is 2469155.

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 only one way, i.e., 2859481 + 2660161 = 1691^2 + 1631^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5519599 and 5519608.

It is not an unprimeable number, because it can be changed into a prime (5519641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1379909 + ... + 1379912.

Almost surely, 2^5519642 is an apocalyptic number.

5519642 is a deficient number, since it is larger than the sum of its proper divisors (2759824).

5519642 is a wasteful number, since it uses less digits than its factorization.

5519642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759823.

The product of its digits is 10800, while the sum is 32.

The square root of 5519642 is about 2349.3918361993. The cubic root of 5519642 is about 176.7272977290.

The spelling of 5519642 in words is "five million, five hundred nineteen thousand, six hundred forty-two".