74743850 has 24 divisors (see below), whose sum is σ = 140264460. Its totient is φ = 29630720.

The previous prime is 74743841. The next prime is 74743871. The reversal of 74743850 is 5834747.

It can be written as a sum of positive squares in 6 ways, for example, as 30481441 + 44262409 = 5521^2 + 6653^2 .

It is a super-2 number, since 2×74743850² = 11173286225645000, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 965 + ... + 12264.

Almost surely, 2^74743850 is an apocalyptic number.

74743850 is a deficient number, since it is larger than the sum of its proper divisors (65520610).

74743850 is a wasteful number, since it uses less digits than its factorization.

74743850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13354 (or 13349 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 74743850 is about 8645.4525618963. The cubic root of 74743850 is about 421.2356844275.

The spelling of 74743850 in words is "seventy-four million, seven hundred forty-three thousand, eight hundred fifty".