46420142 has 4 divisors (see below), whose sum is σ = 69630216. Its totient is φ = 23210070.

The previous prime is 46420139. The next prime is 46420169. The reversal of 46420142 is 24102464.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605034 + ... + 11605037.

It is an arithmetic number, because the mean of its divisors is an integer number (17407554).

Almost surely, 2^46420142 is an apocalyptic number.

46420142 is a deficient number, since it is larger than the sum of its proper divisors (23210074).

46420142 is a wasteful number, since it uses less digits than its factorization.

46420142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23210073.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 46420142 is about 6813.2328596636. The cubic root of 46420142 is about 359.3923442366.

The spelling of 46420142 in words is "forty-six million, four hundred twenty thousand, one hundred forty-two".