3720073434 has 48 divisors (see below), whose sum is σ = 9441678816. Its totient is φ = 966252000.

The previous prime is 3720073411. The next prime is 3720073447. The reversal of 3720073434 is 4343700273.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3720073395 and 3720073404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 571917 + ... + 578384.

It is an arithmetic number, because the mean of its divisors is an integer number (196701642).

Almost surely, 2^3720073434 is an apocalyptic number.

3720073434 is an abundant number, since it is smaller than the sum of its proper divisors (5721605382).

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

3720073434 is a wasteful number, since it uses less digits than its factorization.

3720073434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150331 (or 1150324 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 33.

The square root of 3720073434 is about 60992.4047238671. The cubic root of 3720073434 is about 1549.4723745598.

The spelling of 3720073434 in words is "three billion, seven hundred twenty million, seventy-three thousand, four hundred thirty-four".