1902088 has 16 divisors (see below), whose sum is σ = 3616380. Its totient is φ = 937728.

The previous prime is 1902053. The next prime is 1902097. The reversal of 1902088 is 8802091.

It can be written as a sum of positive squares in 2 ways, for example, as 1800964 + 101124 = 1342^2 + 318^2 .

It is a plaindrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045 + ... + 2212.

2^1902088 is an apocalyptic number.

It is an amenable number.

1902088 is a deficient number, since it is larger than the sum of its proper divisors (1714292).

1902088 is a wasteful number, since it uses less digits than its factorization.

1902088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336 (or 3332 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 1902088 is about 1379.1620644435. The cubic root of 1902088 is about 123.9015868470.

It can be divided in two parts, 190 and 2088, that added together give a triangular number (2278 = T₆₇).

The spelling of 1902088 in words is "one million, nine hundred two thousand, eighty-eight".