3923923542 has 32 divisors (see below), whose sum is σ = 9784329984. Its totient is φ = 1019200800.

The previous prime is 3923923517. The next prime is 3923923543. The reversal of 3923923542 is 2453293293.

3923923542 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 = 3923923494 and 3923923503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3923923543) 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, 4246209 + ... + 4247132.

It is an arithmetic number, because the mean of its divisors is an integer number (305760312).

Almost surely, 2^3923923542 is an apocalyptic number.

3923923542 is an abundant number, since it is smaller than the sum of its proper divisors (5860406442).

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

3923923542 is a wasteful number, since it uses less digits than its factorization.

3923923542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8493364.

The product of its digits is 349920, while the sum is 42.

The square root of 3923923542 is about 62641.2287714729. The cubic root of 3923923542 is about 1577.2729144531.

The spelling of 3923923542 in words is "three billion, nine hundred twenty-three million, nine hundred twenty-three thousand, five hundred forty-two".