26434402 has 4 divisors (see below), whose sum is σ = 39651606. Its totient is φ = 13217200.

The previous prime is 26434367. The next prime is 26434403. The reversal of 26434402 is 20443462.

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., 16818201 + 9616201 = 4101^2 + 3101^2 .

It is not an unprimeable number, because it can be changed into a prime (26434403) by changing a digit.

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 as a sum of consecutive naturals, namely, 6608599 + ... + 6608602.

Almost surely, 2^26434402 is an apocalyptic number.

26434402 is a deficient number, since it is larger than the sum of its proper divisors (13217204).

26434402 is a wasteful number, since it uses less digits than its factorization.

26434402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13217203.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 26434402 is about 5141.4396816456. The cubic root of 26434402 is about 297.8903925536.

Adding to 26434402 its reverse (20443462), we get a palindrome (46877864).

The spelling of 26434402 in words is "twenty-six million, four hundred thirty-four thousand, four hundred two".