1975216 has 20 divisors (see below), whose sum is σ = 3921624. Its totient is φ = 963200.

The previous prime is 1975201. The next prime is 1975223. The reversal of 1975216 is 6125791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850 + ... + 2161.

2^1975216 is an apocalyptic number.

1975216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1975216 is a deficient number, since it is larger than the sum of its proper divisors (1946408).

1975216 is a wasteful number, since it uses less digits than its factorization.

1975216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060 (or 3054 counting only the distinct ones).

The product of its digits is 3780, while the sum is 31.

The square root of 1975216 is about 1405.4237795057. The cubic root of 1975216 is about 125.4695089495.

The spelling of 1975216 in words is "one million, nine hundred seventy-five thousand, two hundred sixteen".