2478032 has 10 divisors (see below), whose sum is σ = 4801218. Its totient is φ = 1239008.

The previous prime is 2478029. The next prime is 2478041. The reversal of 2478032 is 2308742.

It can be written as a sum of positive squares in only one way, i.e., 2298256 + 179776 = 1516^2 + 424^2 .

It is a super-2 number, since 2×2478032² = 12281285186048, which contains 22 as substring.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 2477992 and 2478010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77423 + ... + 77454.

2^2478032 is an apocalyptic number.

It is an amenable number.

2478032 is a deficient number, since it is larger than the sum of its proper divisors (2323186).

2478032 is a wasteful number, since it uses less digits than its factorization.

2478032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154885 (or 154879 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2478032 is about 1574.1766101680. The cubic root of 2478032 is about 135.3221751958.

The spelling of 2478032 in words is "two million, four hundred seventy-eight thousand, thirty-two".