4749043642 has 12 divisors (see below), whose sum is σ = 8286596730. Its totient is φ = 2035304376.

The previous prime is 4749043639. The next prime is 4749043693. The reversal of 4749043642 is 2463409474.

It can be written as a sum of positive squares in only one way, i.e., 4575304881 + 173738761 = 67641^2 + 13181^2 .

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, 24229717 + ... + 24229912.

Almost surely, 2^4749043642 is an apocalyptic number.

4749043642 is a deficient number, since it is larger than the sum of its proper divisors (3537553088).

4749043642 is a wasteful number, since it uses less digits than its factorization.

4749043642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48459645 (or 48459638 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The square root of 4749043642 is about 68913.3052610307. The cubic root of 4749043642 is about 1680.8748799649.

The spelling of 4749043642 in words is "four billion, seven hundred forty-nine million, forty-three thousand, six hundred forty-two".