3740178649 has 9 divisors (see below), whose sum is σ = 3911336373. Its totient is φ = 3576216732.

The previous prime is 3740178601. The next prime is 3740178697. The reversal of 3740178649 is 9468710473.

The square root of 3740178649 is 61157.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (3740178601) and next prime (3740178697).

It is not a de Polignac number, because 3740178649 - 2⁷ = 3740178521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3740170649) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1405282 + ... + 1407940.

Almost surely, 2^3740178649 is an apocalyptic number.

3740178649 is the 61157-th square number.

3740178649 is the 30579-th centered octagonal number.

It is an amenable number.

3740178649 is a deficient number, since it is larger than the sum of its proper divisors (171157724).

3740178649 is an frugal number, since it uses more digits than its factorization.

3740178649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364 (or 2682 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 49.

The cubic root of 3740178649 is about 1552.2587462338.

Multiplying 3740178649 by its sum of digits (49), we get a square (183268753801 = 428099²).

The spelling of 3740178649 in words is "three billion, seven hundred forty million, one hundred seventy-eight thousand, six hundred forty-nine".