19190212 has 24 divisors (see below), whose sum is σ = 36390816. Its totient is φ = 8819328.

The previous prime is 19190203. The next prime is 19190221. The reversal of 19190212 is 21209191.

It is an interprime number because it is at equal distance from previous prime (19190203) and next prime (19190221).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358 + ... + 6205.

It is an arithmetic number, because the mean of its divisors is an integer number (1516284).

Almost surely, 2^19190212 is an apocalyptic number.

It is an amenable number.

19190212 is a deficient number, since it is larger than the sum of its proper divisors (17200604).

19190212 is a wasteful number, since it uses less digits than its factorization.

19190212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6627 (or 6625 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 19190212 is about 4380.6634200769. The cubic root of 19190212 is about 267.7276694531.

The spelling of 19190212 in words is "nineteen million, one hundred ninety thousand, two hundred twelve".