200402445 has 32 divisors (see below), whose sum is σ = 331997184. Its totient is φ = 103118400.

The previous prime is 200402437. The next prime is 200402453. The reversal of 200402445 is 544204002.

It is an interprime number because it is at equal distance from previous prime (200402437) and next prime (200402453).

It is not a de Polignac number, because 200402445 - 2³ = 200402437 is a prime.

It is a super-2 number, since 2×200402445² = 80322279923956050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293074 + ... + 293756.

It is an arithmetic number, because the mean of its divisors is an integer number (10374912).

Almost surely, 2^200402445 is an apocalyptic number.

It is an amenable number.

200402445 is a deficient number, since it is larger than the sum of its proper divisors (131594739).

200402445 is a wasteful number, since it uses less digits than its factorization.

200402445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 200402445 is about 14156.3570525754. The cubic root of 200402445 is about 585.1955369427.

Adding to 200402445 its reverse (544204002), we get a palindrome (744606447).

The spelling of 200402445 in words is "two hundred million, four hundred two thousand, four hundred forty-five".