10220402 has 8 divisors (see below), whose sum is σ = 15345516. Its totient is φ = 5105232.

The previous prime is 10220387. The next prime is 10220411. The reversal of 10220402 is 20402201.

It can be written as a sum of positive squares in 2 ways, for example, as 6911641 + 3308761 = 2629^2 + 1819^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1148 + ... + 4664.

Almost surely, 2^10220402 is an apocalyptic number.

10220402 is a deficient number, since it is larger than the sum of its proper divisors (5125114).

10220402 is a wasteful number, since it uses less digits than its factorization.

10220402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4972.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 10220402 is about 3196.9363459412. The cubic root of 10220402 is about 217.0147865932.

Adding to 10220402 its reverse (20402201), we get a palindrome (30622603).

The spelling of 10220402 in words is "ten million, two hundred twenty thousand, four hundred two".