7449238782 has 12 divisors (see below), whose sum is σ = 16140017400. Its totient is φ = 2483079588.

The previous prime is 7449238777. The next prime is 7449238799. The reversal of 7449238782 is 2878329447.

It is a happy number.

7449238782 is a `hidden beast` number, since 74 + 492 + 3 + 8 + 7 + 82 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 206923282 + ... + 206923317.

It is an arithmetic number, because the mean of its divisors is an integer number (1345001450).

Almost surely, 2^7449238782 is an apocalyptic number.

7449238782 is an abundant number, since it is smaller than the sum of its proper divisors (8690778618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7449238782 is a wasteful number, since it uses less digits than its factorization.

7449238782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413846607 (or 413846604 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 7449238782 is about 86308.9727780374. The cubic root of 7449238782 is about 1953.0077433835.

The spelling of 7449238782 in words is "seven billion, four hundred forty-nine million, two hundred thirty-eight thousand, seven hundred eighty-two".