755404705 has 16 divisors (see below), whose sum is σ = 1013015808. Its totient is φ = 535984000.

The previous prime is 755404703. The next prime is 755404721. The reversal of 755404705 is 507404557.

It is not a de Polignac number, because 755404705 - 2¹ = 755404703 is a prime.

It is a super-2 number, since 2×755404705² = 1141272536672274050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (755404703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165241 + ... + 169750.

It is an arithmetic number, because the mean of its divisors is an integer number (63313488).

Almost surely, 2^755404705 is an apocalyptic number.

It is an amenable number.

755404705 is a deficient number, since it is larger than the sum of its proper divisors (257611103).

755404705 is a wasteful number, since it uses less digits than its factorization.

755404705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335048.

The product of its (nonzero) digits is 98000, while the sum is 37.

The square root of 755404705 is about 27484.6267029407. The cubic root of 755404705 is about 910.7375194849.

The spelling of 755404705 in words is "seven hundred fifty-five million, four hundred four thousand, seven hundred five".