19020052 has 6 divisors (see below), whose sum is σ = 33285098. Its totient is φ = 9510024.

The previous prime is 19020049. The next prime is 19020073. The reversal of 19020052 is 25002091.

It can be written as a sum of positive squares in only one way, i.e., 17589636 + 1430416 = 4194^2 + 1196^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2377503 + ... + 2377510.

Almost surely, 2^19020052 is an apocalyptic number.

It is an amenable number.

19020052 is a deficient number, since it is larger than the sum of its proper divisors (14265046).

19020052 is a wasteful number, since it uses less digits than its factorization.

19020052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755017 (or 4755015 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 19020052 is about 4361.1984591394. The cubic root of 19020052 is about 266.9340034297.

The spelling of 19020052 in words is "nineteen million, twenty thousand, fifty-two".