3666737437 has 8 divisors (see below), whose sum is σ = 4036776480. Its totient is φ = 3302814960.

The previous prime is 3666737411. The next prime is 3666737471. The reversal of 3666737437 is 7347376663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3666737437 - 2⁷ = 3666737309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666737537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1527883 + ... + 1530280.

It is an arithmetic number, because the mean of its divisors is an integer number (504597060).

Almost surely, 2^3666737437 is an apocalyptic number.

It is an amenable number.

3666737437 is a deficient number, since it is larger than the sum of its proper divisors (370039043).

3666737437 is a wasteful number, since it uses less digits than its factorization.

3666737437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058283.

The product of its digits is 8001504, while the sum is 52.

The square root of 3666737437 is about 60553.5914459250. The cubic root of 3666737437 is about 1542.0315905172.

The spelling of 3666737437 in words is "three billion, six hundred sixty-six million, seven hundred thirty-seven thousand, four hundred thirty-seven".