74142046 has 8 divisors (see below), whose sum is σ = 121323384. Its totient is φ = 33700920.

The previous prime is 74142037. The next prime is 74142121. The reversal of 74142046 is 64024147.

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

It is a super-2 number, since 2×74142046² = 10994085970132232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685025 + ... + 1685068.

It is an arithmetic number, because the mean of its divisors is an integer number (15165423).

Almost surely, 2^74142046 is an apocalyptic number.

74142046 is a deficient number, since it is larger than the sum of its proper divisors (47181338).

74142046 is a wasteful number, since it uses less digits than its factorization.

74142046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370106.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 74142046 is about 8610.5775648327. The cubic root of 74142046 is about 420.1021029165.

The spelling of 74142046 in words is "seventy-four million, one hundred forty-two thousand, forty-six".