240046402 has 4 divisors (see below), whose sum is σ = 360069606. Its totient is φ = 120023200.

The previous prime is 240046379. The next prime is 240046451. The reversal of 240046402 is 204640042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204640042 = 2 ⋅102320021.

It can be written as a sum of positive squares in only one way, i.e., 216707841 + 23338561 = 14721^2 + 4831^2 .

It is a super-2 number, since 2×240046402² = 115244550226291208, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 60011599 + ... + 60011602.

Almost surely, 2^240046402 is an apocalyptic number.

240046402 is a deficient number, since it is larger than the sum of its proper divisors (120023204).

240046402 is a wasteful number, since it uses less digits than its factorization.

240046402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120023203.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 240046402 is about 15493.4309305589. The cubic root of 240046402 is about 621.4865491107.

Adding to 240046402 its reverse (204640042), we get a palindrome (444686444).

The spelling of 240046402 in words is "two hundred forty million, forty-six thousand, four hundred two".