3729252047 has 4 divisors (see below), whose sum is σ = 3820209456. Its totient is φ = 3638294640.

The previous prime is 3729252041. The next prime is 3729252077. The reversal of 3729252047 is 7402529273.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7402529273 = 6473 ⋅1143601.

It is a cyclic number.

It is not a de Polignac number, because 3729252047 - 2²⁸ = 3460816591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 90957367 = 3729252047 / (3 + 7 + 2 + 9 + 2 + 5 + 2 + 0 + 4 + 7).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3729251995 and 3729252013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3729252041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45478643 + ... + 45478724.

It is an arithmetic number, because the mean of its divisors is an integer number (955052364).

Almost surely, 2^3729252047 is an apocalyptic number.

3729252047 is a deficient number, since it is larger than the sum of its proper divisors (90957409).

3729252047 is an equidigital number, since it uses as much as digits as its factorization.

3729252047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90957408.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 3729252047 is about 61067.6022699434. The cubic root of 3729252047 is about 1550.7456761751.

The spelling of 3729252047 in words is "three billion, seven hundred twenty-nine million, two hundred fifty-two thousand, forty-seven".