2421377 has 8 divisors (see below), whose sum is σ = 2779392. Its totient is φ = 2066400.

The previous prime is 2421347. The next prime is 2421383. The reversal of 2421377 is 7731242.

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

It is not a de Polignac number, because 2421377 - 2¹⁴ = 2404993 is a prime.

It is a super-2 number, since 2×2421377² = 11726133152258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421347) 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, 1352 + ... + 2582.

It is an arithmetic number, because the mean of its divisors is an integer number (347424).

2^2421377 is an apocalyptic number.

It is an amenable number.

2421377 is a deficient number, since it is larger than the sum of its proper divisors (358015).

2421377 is a wasteful number, since it uses less digits than its factorization.

2421377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519.

The product of its digits is 2352, while the sum is 26.

The square root of 2421377 is about 1556.0774402323. The cubic root of 2421377 is about 134.2829285999.

The spelling of 2421377 in words is "two million, four hundred twenty-one thousand, three hundred seventy-seven".