2391484 has 12 divisors (see below), whose sum is σ = 4196584.
Its totient is φ = 1192464.
The previous prime is 2391469. The next prime is 2391491. The reversal of 2391484 is 4841932.
2391484 is nontrivially palindromic in base 3 and base 9.
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
2391484 is a nontrivial repdigit in base 3 and base 9.
It is a plaindrome in base 3 and base 9.
It is a nialpdrome in base 3 and base 9.
It is a zygodrome in base 3 and base 9.
It is a congruent number.
It is an unprimeable number.
It is a nontrivial repunit in base 3.
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 in 3 ways as a sum of consecutive naturals, for example, 1642 + ... + 2734.
22391484 is an apocalyptic number.
It is an amenable number.
2391484 is a deficient number, since it is larger than the sum of its proper divisors (1805100).
2391484 is a wasteful number, since it uses less digits than its factorization.
2391484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1644 (or 1642 counting only the distinct ones).
The product of its digits is 6912, while the sum is 31.
The square root of 2391484 is about 1546.4423687936.
The cubic root of 2391484 is about 133.7280442605.
The spelling of 2391484 in words is "two million, three hundred ninety-one thousand, four hundred eighty-four".