94721405 has 8 divisors (see below), whose sum is σ = 113724000. Its totient is φ = 75738256.

The previous prime is 94721387. The next prime is 94721423. The reversal of 94721405 is 50412749.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (94721387) and next prime (94721423).

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 94721405 - 2⁸ = 94721149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9986 + ... + 17004.

It is an arithmetic number, because the mean of its divisors is an integer number (14215500).

Almost surely, 2^94721405 is an apocalyptic number.

It is an amenable number.

94721405 is a deficient number, since it is larger than the sum of its proper divisors (19002595).

94721405 is a wasteful number, since it uses less digits than its factorization.

94721405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9723.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 94721405 is about 9732.4922296398. The cubic root of 94721405 is about 455.8437910750.

The spelling of 94721405 in words is "ninety-four million, seven hundred twenty-one thousand, four hundred five".