20714402 has 4 divisors (see below), whose sum is σ = 31071606. Its totient is φ = 10357200.

The previous prime is 20714383. The next prime is 20714429. The reversal of 20714402 is 20441702.

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., 17648401 + 3066001 = 4201^2 + 1751^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5178599 + ... + 5178602.

Almost surely, 2^20714402 is an apocalyptic number.

20714402 is a deficient number, since it is larger than the sum of its proper divisors (10357204).

20714402 is a wasteful number, since it uses less digits than its factorization.

20714402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10357203.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 20714402 is about 4551.3077241602. The cubic root of 20714402 is about 274.6360010564.

The spelling of 20714402 in words is "twenty million, seven hundred fourteen thousand, four hundred two".