74235069 has 8 divisors (see below), whose sum is σ = 109977920. Its totient is φ = 49490028.

The previous prime is 74235067. The next prime is 74235079. The reversal of 74235069 is 96053247.

It is not a de Polignac number, because 74235069 - 2¹ = 74235067 is a prime.

It is a super-2 number, since 2×74235069² = 11021690938869522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74235067) 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, 1374697 + ... + 1374750.

It is an arithmetic number, because the mean of its divisors is an integer number (13747240).

Almost surely, 2^74235069 is an apocalyptic number.

It is an amenable number.

74235069 is a deficient number, since it is larger than the sum of its proper divisors (35742851).

74235069 is a wasteful number, since it uses less digits than its factorization.

74235069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749456 (or 2749450 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 74235069 is about 8615.9775417535. The cubic root of 74235069 is about 420.2777244778.

The spelling of 74235069 in words is "seventy-four million, two hundred thirty-five thousand, sixty-nine".