26624042 has 4 divisors (see below), whose sum is σ = 39936066. Its totient is φ = 13312020.

The previous prime is 26624029. The next prime is 26624051. The reversal of 26624042 is 24042662.

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., 16313521 + 10310521 = 4039^2 + 3211^2 .

It is a super-2 number, since 2×26624042² = 1417679224835528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656009 + ... + 6656012.

Almost surely, 2^26624042 is an apocalyptic number.

26624042 is a deficient number, since it is larger than the sum of its proper divisors (13312024).

26624042 is a wasteful number, since it uses less digits than its factorization.

26624042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13312023.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 26624042 is about 5159.8490287992. The cubic root of 26624042 is about 298.6010495620.

The spelling of 26624042 in words is "twenty-six million, six hundred twenty-four thousand, forty-two".