3742688494 has 4 divisors (see below), whose sum is σ = 5614032744. Its totient is φ = 1871344246.

The previous prime is 3742688461. The next prime is 3742688513. The reversal of 3742688494 is 4948862473.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 935672122 + ... + 935672125.

It is an arithmetic number, because the mean of its divisors is an integer number (1403508186).

Almost surely, 2^3742688494 is an apocalyptic number.

3742688494 is a deficient number, since it is larger than the sum of its proper divisors (1871344250).

3742688494 is a wasteful number, since it uses less digits than its factorization.

3742688494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871344249.

The product of its digits is 9289728, while the sum is 55.

The square root of 3742688494 is about 61177.5162457581. The cubic root of 3742688494 is about 1552.6058827470.

The spelling of 3742688494 in words is "three billion, seven hundred forty-two million, six hundred eighty-eight thousand, four hundred ninety-four".