1216402 has 8 divisors (see below), whose sum is σ = 1990512. Its totient is φ = 552900.

The previous prime is 1216393. The next prime is 1216417. The reversal of 1216402 is 2046121.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 27624 + ... + 27667.

It is an arithmetic number, because the mean of its divisors is an integer number (248814).

2^1216402 is an apocalyptic number.

1216402 is a deficient number, since it is larger than the sum of its proper divisors (774110).

1216402 is a wasteful number, since it uses less digits than its factorization.

1216402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55304.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1216402 is about 1102.9061610128. The cubic root of 1216402 is about 106.7478266866.

The spelling of 1216402 in words is "one million, two hundred sixteen thousand, four hundred two".