2996421 has 8 divisors (see below), whose sum is σ = 4031040. Its totient is φ = 1979712.

The previous prime is 2996419. The next prime is 2996443. The reversal of 2996421 is 1246992.

2996421 = 573² + 574² + ... + 581².

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

It is not a de Polignac number, because 2996421 - 2¹ = 2996419 is a prime.

2996421 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2991421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4081 + ... + 4758.

It is an arithmetic number, because the mean of its divisors is an integer number (503880).

2^2996421 is an apocalyptic number.

It is an amenable number.

2996421 is a deficient number, since it is larger than the sum of its proper divisors (1034619).

2996421 is a wasteful number, since it uses less digits than its factorization.

2996421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8955.

The product of its digits is 7776, while the sum is 33.

The square root of 2996421 is about 1731.0173309358. The cubic root of 2996421 is about 144.1675807501.

The spelling of 2996421 in words is "two million, nine hundred ninety-six thousand, four hundred twenty-one".