36440425 has 12 divisors (see below), whose sum is σ = 51641536. Its totient is φ = 24987600.

The previous prime is 36440413. The next prime is 36440489. The reversal of 36440425 is 52404463.

It is not a de Polignac number, because 36440425 - 2⁹ = 36439913 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36440393 and 36440402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103941 + ... + 104290.

Almost surely, 2^36440425 is an apocalyptic number.

36440425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

36440425 is a deficient number, since it is larger than the sum of its proper divisors (15201111).

36440425 is a wasteful number, since it uses less digits than its factorization.

36440425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208248 (or 208243 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 36440425 is about 6036.5905112075. The cubic root of 36440425 is about 331.5337997412.

Adding to 36440425 its reverse (52404463), we get a palindrome (88844888).

The spelling of 36440425 in words is "thirty-six million, four hundred forty thousand, four hundred twenty-five".