5220154 has 4 divisors (see below), whose sum is σ = 7830234. Its totient is φ = 2610076.

The previous prime is 5220151. The next prime is 5220167. The reversal of 5220154 is 4510225.

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., 4060225 + 1159929 = 2015^2 + 1077^2 .

It is not an unprimeable number, because it can be changed into a prime (5220151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1305037 + ... + 1305040.

Almost surely, 2^5220154 is an apocalyptic number.

5220154 is a deficient number, since it is larger than the sum of its proper divisors (2610080).

5220154 is a wasteful number, since it uses less digits than its factorization.

5220154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610079.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 5220154 is about 2284.7656334950. The cubic root of 5220154 is about 173.4713553854.

Adding to 5220154 its reverse (4510225), we get a palindrome (9730379).

The spelling of 5220154 in words is "five million, two hundred twenty thousand, one hundred fifty-four".