46642879 has 4 divisors (see below), whose sum is σ = 48147520. Its totient is φ = 45138240.

The previous prime is 46642867. The next prime is 46642901. The reversal of 46642879 is 97824664.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 46642879 - 2⁷ = 46642751 is a prime.

It is a super-2 number, since 2×46642879² = 4351116322817282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46642819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752274 + ... + 752335.

It is an arithmetic number, because the mean of its divisors is an integer number (12036880).

Almost surely, 2^46642879 is an apocalyptic number.

46642879 is a deficient number, since it is larger than the sum of its proper divisors (1504641).

46642879 is a wasteful number, since it uses less digits than its factorization.

46642879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504640.

The product of its digits is 580608, while the sum is 46.

The square root of 46642879 is about 6829.5592097880. The cubic root of 46642879 is about 359.9662494079.

The spelling of 46642879 in words is "forty-six million, six hundred forty-two thousand, eight hundred seventy-nine".