3890742603 has 16 divisors (see below), whose sum is σ = 5660374656. Its totient is φ = 2357562240.

The previous prime is 3890742593. The next prime is 3890742617. The reversal of 3890742603 is 3062470983.

3890742603 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3890742603 - 2⁵ = 3890742571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3890743603) 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, 240900 + ... + 256542.

It is an arithmetic number, because the mean of its divisors is an integer number (353773416).

Almost surely, 2^3890742603 is an apocalyptic number.

3890742603 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3890742603 is a deficient number, since it is larger than the sum of its proper divisors (1769632053).

3890742603 is a wasteful number, since it uses less digits than its factorization.

3890742603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23194.

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 3890742603 is about 62375.8174535613. The cubic root of 3890742603 is about 1572.8144848695.

The spelling of 3890742603 in words is "three billion, eight hundred ninety million, seven hundred forty-two thousand, six hundred three".