5521994 has 8 divisors (see below), whose sum is σ = 8297508. Its totient is φ = 2756160.

The previous prime is 5521993. The next prime is 5522029. The reversal of 5521994 is 4991255.

It can be written as a sum of positive squares in 2 ways, for example, as 4644025 + 877969 = 2155^2 + 937^2 .

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

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (5521993) 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, 767 + ... + 3410.

Almost surely, 2^5521994 is an apocalyptic number.

5521994 is a deficient number, since it is larger than the sum of its proper divisors (2775514).

5521994 is a wasteful number, since it uses less digits than its factorization.

5521994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4840.

The product of its digits is 16200, while the sum is 35.

The square root of 5521994 is about 2349.8923379593. The cubic root of 5521994 is about 176.7523961912.

The spelling of 5521994 in words is "five million, five hundred twenty-one thousand, nine hundred ninety-four".