754774421 has 8 divisors (see below), whose sum is σ = 763289280. Its totient is φ = 746282592.

The previous prime is 754774409. The next prime is 754774439. The reversal of 754774421 is 124477457.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-754774421 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 (754774441) 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, 64985 + ... + 75713.

It is an arithmetic number, because the mean of its divisors is an integer number (95411160).

Almost surely, 2^754774421 is an apocalyptic number.

It is an amenable number.

754774421 is a deficient number, since it is larger than the sum of its proper divisors (8514859).

754774421 is a wasteful number, since it uses less digits than its factorization.

754774421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11515.

The product of its digits is 219520, while the sum is 41.

The square root of 754774421 is about 27473.1581912237. The cubic root of 754774421 is about 910.4841528654.

The spelling of 754774421 in words is "seven hundred fifty-four million, seven hundred seventy-four thousand, four hundred twenty-one".