1739940961 has 8 divisors (see below), whose sum is σ = 1980644544. Its totient is φ = 1512991920.

The previous prime is 1739940953. The next prime is 1739940967. The reversal of 1739940961 is 1690499371.

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

It is not a de Polignac number, because 1739940961 - 2³ = 1739940953 is a prime.

It is a super-3 number, since 3×1739940961³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1739940967) 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, 3438366 + ... + 3438871.

It is an arithmetic number, because the mean of its divisors is an integer number (247580568).

Almost surely, 2^1739940961 is an apocalyptic number.

1739940961 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1739940961 is a deficient number, since it is larger than the sum of its proper divisors (240703583).

1739940961 is a wasteful number, since it uses less digits than its factorization.

1739940961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6877271.

The product of its (nonzero) digits is 367416, while the sum is 49.

The square root of 1739940961 is about 41712.5995473790. The cubic root of 1739940961 is about 1202.7577687472.

The spelling of 1739940961 in words is "one billion, seven hundred thirty-nine million, nine hundred forty thousand, nine hundred sixty-one".