402050755 has 16 divisors (see below), whose sum is σ = 489291264. Its totient is φ = 317103840.

The previous prime is 402050743. The next prime is 402050767. The reversal of 402050755 is 557050204.

It is an interprime number because it is at equal distance from previous prime (402050743) and next prime (402050767).

It is not a de Polignac number, because 402050755 - 2¹⁹ = 401526467 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325990 + ... + 327220.

It is an arithmetic number, because the mean of its divisors is an integer number (30580704).

Almost surely, 2^402050755 is an apocalyptic number.

402050755 is a deficient number, since it is larger than the sum of its proper divisors (87240509).

402050755 is a wasteful number, since it uses less digits than its factorization.

402050755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2106.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 402050755 is about 20051.2033304737. The cubic root of 402050755 is about 738.0633282906.

The spelling of 402050755 in words is "four hundred two million, fifty thousand, seven hundred fifty-five".