3519444642 has 32 divisors (see below), whose sum is σ = 8119636992. Its totient is φ = 996156624.

The previous prime is 3519444641. The next prime is 3519444661. The reversal of 3519444642 is 2464449153.

3519444642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 3519444594 and 3519444603.

It is not an unprimeable number, because it can be changed into a prime (3519444641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387078 + ... + 396065.

It is an arithmetic number, because the mean of its divisors is an integer number (253738656).

Almost surely, 2^3519444642 is an apocalyptic number.

3519444642 is an abundant number, since it is smaller than the sum of its proper divisors (4600192350).

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

3519444642 is a wasteful number, since it uses less digits than its factorization.

3519444642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783262.

The product of its digits is 414720, while the sum is 42.

The square root of 3519444642 is about 59324.9074335561. The cubic root of 3519444642 is about 1521.1009800942.

The spelling of 3519444642 in words is "three billion, five hundred nineteen million, four hundred forty-four thousand, six hundred forty-two".