1742939957 has 8 divisors (see below), whose sum is σ = 1909552320. Its totient is φ = 1577688160.

The previous prime is 1742939951. The next prime is 1742939959. The reversal of 1742939957 is 7599392471.

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 1742939957 - 2¹⁰ = 1742938933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1742939951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337457 + ... + 342582.

It is an arithmetic number, because the mean of its divisors is an integer number (238694040).

Almost surely, 2^1742939957 is an apocalyptic number.

It is an amenable number.

1742939957 is a deficient number, since it is larger than the sum of its proper divisors (166612363).

1742939957 is a wasteful number, since it uses less digits than its factorization.

1742939957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680283.

The product of its digits is 4286520, while the sum is 56.

The square root of 1742939957 is about 41748.5323933668. The cubic root of 1742939957 is about 1203.4484043104.

The spelling of 1742939957 in words is "one billion, seven hundred forty-two million, nine hundred thirty-nine thousand, nine hundred fifty-seven".