2422738 has 8 divisors (see below), whose sum is σ = 3847932. Its totient is φ = 1140096.

The previous prime is 2422727. The next prime is 2422741. The reversal of 2422738 is 8372242.

It can be written as a sum of positive squares in 2 ways, for example, as 2169729 + 253009 = 1473^2 + 503^2 .

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

It is a d-powerful number, because it can be written as 2⁹ + 4⁴ + 2¹¹ + 2¹¹ + 7⁷ + 3¹³ + 8 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35595 + ... + 35662.

2^2422738 is an apocalyptic number.

2422738 is a deficient number, since it is larger than the sum of its proper divisors (1425194).

2422738 is a wasteful number, since it uses less digits than its factorization.

2422738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71276.

The product of its digits is 5376, while the sum is 28.

The square root of 2422738 is about 1556.5146963649. The cubic root of 2422738 is about 134.3080829969.

It can be divided in two parts, 2422 and 738, that added together give a triangular number (3160 = T₇₉).

The spelling of 2422738 in words is "two million, four hundred twenty-two thousand, seven hundred thirty-eight".