6220240402 has 4 divisors (see below), whose sum is σ = 9330360606. Its totient is φ = 3110120200.

The previous prime is 6220240399. The next prime is 6220240423. The reversal of 6220240402 is 2040420226.

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., 6087276441 + 132963961 = 78021^2 + 11531^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555060099 + ... + 1555060102.

Almost surely, 2^6220240402 is an apocalyptic number.

6220240402 is a deficient number, since it is larger than the sum of its proper divisors (3110120204).

6220240402 is a wasteful number, since it uses less digits than its factorization.

6220240402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110120203.

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

The square root of 6220240402 is about 78868.5006957784. The cubic root of 6220240402 is about 1839.0874888139.

Adding to 6220240402 its reverse (2040420226), we get a palindrome (8260660628).

The spelling of 6220240402 in words is "six billion, two hundred twenty million, two hundred forty thousand, four hundred two".