1974916 has 6 divisors (see below), whose sum is σ = 3456110. Its totient is φ = 987456.

The previous prime is 1974887. The next prime is 1974919. The reversal of 1974916 is 6194791.

It can be written as a sum of positive squares in only one way, i.e., 1849600 + 125316 = 1360^2 + 354^2 .

It is not an unprimeable number, because it can be changed into a prime (1974919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246861 + ... + 246868.

2^1974916 is an apocalyptic number.

It is an amenable number.

1974916 is a deficient number, since it is larger than the sum of its proper divisors (1481194).

1974916 is a wasteful number, since it uses less digits than its factorization.

1974916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493733 (or 493731 counting only the distinct ones).

The product of its digits is 13608, while the sum is 37.

The square root of 1974916 is about 1405.3170460789. The cubic root of 1974916 is about 125.4631564361.

The spelling of 1974916 in words is "one million, nine hundred seventy-four thousand, nine hundred sixteen".