200891402 has 4 divisors (see below), whose sum is σ = 301337106. Its totient is φ = 100445700.

The previous prime is 200891387. The next prime is 200891417. The reversal of 200891402 is 204198002.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (200891387) and next prime (200891417).

It can be written as a sum of positive squares in only one way, i.e., 199967881 + 923521 = 14141^2 + 961^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50222849 + ... + 50222852.

Almost surely, 2^200891402 is an apocalyptic number.

200891402 is a deficient number, since it is larger than the sum of its proper divisors (100445704).

200891402 is a wasteful number, since it uses less digits than its factorization.

200891402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100445703.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 200891402 is about 14173.6164051381. The cubic root of 200891402 is about 585.6710851285.

The spelling of 200891402 in words is "two hundred million, eight hundred ninety-one thousand, four hundred two".