3758761249 has 2 divisors, whose sum is σ = 3758761250. Its totient is φ = 3758761248.

The previous prime is 3758761243. The next prime is 3758761261. The reversal of 3758761249 is 9421678573.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3153945600 + 604815649 = 56160^2 + 24593^2 .

It is a cyclic number.

It is not a de Polignac number, because 3758761249 - 2¹¹ = 3758759201 is a prime.

It is a super-2 number, since 2×3758761249² = 28256572253968080002, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3758761196 and 3758761205.

It is not a weakly prime, because it can be changed into another prime (3758761243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1879380624 + 1879380625.

It is an arithmetic number, because the mean of its divisors is an integer number (1879380625).

Almost surely, 2^3758761249 is an apocalyptic number.

It is an amenable number.

3758761249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3758761249 is an equidigital number, since it uses as much as digits as its factorization.

3758761249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 52.

The square root of 3758761249 is about 61308.7371342780. The cubic root of 3758761249 is about 1554.8252336130.

The spelling of 3758761249 in words is "three billion, seven hundred fifty-eight million, seven hundred sixty-one thousand, two hundred forty-nine".