3252400442 has 4 divisors (see below), whose sum is σ = 4878600666. Its totient is φ = 1626200220.

The previous prime is 3252400421. The next prime is 3252400493. The reversal of 3252400442 is 2440042523.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2440042523 = 39217 ⋅62219.

It can be written as a sum of positive squares in only one way, i.e., 2466214921 + 786185521 = 49661^2 + 28039^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813100109 + ... + 813100112.

Almost surely, 2^3252400442 is an apocalyptic number.

3252400442 is a deficient number, since it is larger than the sum of its proper divisors (1626200224).

3252400442 is a wasteful number, since it uses less digits than its factorization.

3252400442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626200223.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 3252400442 is about 57029.8206379785. The cubic root of 3252400442 is about 1481.6126265067.

Adding to 3252400442 its reverse (2440042523), we get a palindrome (5692442965).

The spelling of 3252400442 in words is "three billion, two hundred fifty-two million, four hundred thousand, four hundred forty-two".