1402422243 has 8 divisors (see below), whose sum is σ = 1968312000. Its totient is φ = 885740328.

The previous prime is 1402422239. The next prime is 1402422311. The reversal of 1402422243 is 3422242041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1402422243 - 2² = 1402422239 is a prime.

It is a super-2 number, since 2×1402422243² = 3933576295322302098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1402422643) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 12301893 + ... + 12302006.

It is an arithmetic number, because the mean of its divisors is an integer number (246039000).

Almost surely, 2^1402422243 is an apocalyptic number.

1402422243 is a deficient number, since it is larger than the sum of its proper divisors (565889757).

1402422243 is a wasteful number, since it uses less digits than its factorization.

1402422243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24603921.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1402422243 is about 37448.9284626410. The cubic root of 1402422243 is about 1119.3337456976. Note that the first 3 decimals are identical.

Adding to 1402422243 its reverse (3422242041), we get a palindrome (4824664284).

The spelling of 1402422243 in words is "one billion, four hundred two million, four hundred twenty-two thousand, two hundred forty-three".