2722402 has 8 divisors (see below), whose sum is σ = 4125996. Its totient is φ = 1347072.

The previous prime is 2722399. The next prime is 2722417. The reversal of 2722402 is 2042272.

It can be written as a sum of positive squares in 2 ways, for example, as 2563201 + 159201 = 1601^2 + 399^2 .

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

It is a super-2 number, since 2×2722402² = 14822945299208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2722402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6823 + ... + 7210.

2^2722402 is an apocalyptic number.

2722402 is a deficient number, since it is larger than the sum of its proper divisors (1403594).

2722402 is a wasteful number, since it uses less digits than its factorization.

2722402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14132.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 2722402 is about 1649.9703027631. The cubic root of 2722402 is about 139.6317191329.

Adding to 2722402 its reverse (2042272), we get a palindrome (4764674).

It can be divided in two parts, 2 and 722402, that multiplied together give a square (1444804 = 1202²).

The spelling of 2722402 in words is "two million, seven hundred twenty-two thousand, four hundred two".