2478332 has 6 divisors (see below), whose sum is σ = 4337088. Its totient is φ = 1239164.

The previous prime is 2478331. The next prime is 2478337. The reversal of 2478332 is 2338742.

It is a super-2 number, since 2×2478332² = 12284259004448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2478295 and 2478304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2478331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309788 + ... + 309795.

It is an arithmetic number, because the mean of its divisors is an integer number (722848).

2^2478332 is an apocalyptic number.

It is an amenable number.

2478332 is a deficient number, since it is larger than the sum of its proper divisors (1858756).

2478332 is a wasteful number, since it uses less digits than its factorization.

2478332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619587 (or 619585 counting only the distinct ones).

The product of its digits is 8064, while the sum is 29.

The square root of 2478332 is about 1574.2718951947. The cubic root of 2478332 is about 135.3276358483.

The spelling of 2478332 in words is "two million, four hundred seventy-eight thousand, three hundred thirty-two".