74201771 has 8 divisors (see below), whose sum is σ = 85642464. Its totient is φ = 62971200.

The previous prime is 74201741. The next prime is 74201773. The reversal of 74201771 is 17710247.

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 74201771 - 2¹⁰ = 74200747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74201773) 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, 51770 + ... + 53183.

It is an arithmetic number, because the mean of its divisors is an integer number (10705308).

Almost surely, 2^74201771 is an apocalyptic number.

74201771 is a deficient number, since it is larger than the sum of its proper divisors (11440693).

74201771 is a wasteful number, since it uses less digits than its factorization.

74201771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105061.

The product of its (nonzero) digits is 2744, while the sum is 29.

The square root of 74201771 is about 8614.0449847908. The cubic root of 74201771 is about 420.2148768203.

The spelling of 74201771 in words is "seventy-four million, two hundred one thousand, seven hundred seventy-one".