2451382 has 4 divisors (see below), whose sum is σ = 3677076. Its totient is φ = 1225690.

The previous prime is 2451377. The next prime is 2451389. The reversal of 2451382 is 2831542.

It is a semiprime because it is the product of two primes.

It is a super-4 number, since 4×2451382⁴ (a number of 27 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612844 + ... + 612847.

It is an arithmetic number, because the mean of its divisors is an integer number (919269).

2^2451382 is an apocalyptic number.

2451382 is a deficient number, since it is larger than the sum of its proper divisors (1225694).

2451382 is a wasteful number, since it uses less digits than its factorization.

2451382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225693.

The product of its digits is 1920, while the sum is 25.

The square root of 2451382 is about 1565.6889857184. The cubic root of 2451382 is about 134.8353181678.

The spelling of 2451382 in words is "two million, four hundred fifty-one thousand, three hundred eighty-two".