3311887401 has 9 divisors (see below), whose sum is σ = 4784086749. Its totient is φ = 2207809836.

The previous prime is 3311887357. The next prime is 3311887483. The reversal of 3311887401 is 1047881133.

The square root of 3311887401 is 57549.

It is a perfect power (a square), and thus also a powerful number.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 3311887401 - 2²¹ = 3309790249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3311887801) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 163056 + ... + 182238.

Almost surely, 2^3311887401 is an apocalyptic number.

3311887401 is the 57549-th square number.

3311887401 is the 28775-th centered octagonal number.

It is an amenable number.

3311887401 is a deficient number, since it is larger than the sum of its proper divisors (1472199348).

3311887401 is an frugal number, since it uses more digits than its factorization.

3311887401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38372 (or 19186 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The cubic root of 3311887401 is about 1490.5910903458.

Multiplying 3311887401 by its sum of digits (36), we get a square (119227946436 = 345294²).

The spelling of 3311887401 in words is "three billion, three hundred eleven million, eight hundred eighty-seven thousand, four hundred one".