46861979 has 4 divisors (see below), whose sum is σ = 49618584. Its totient is φ = 44105376.

The previous prime is 46861973. The next prime is 46862027. The reversal of 46861979 is 97916864.

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 46861979 - 2⁴ = 46861963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46861973) 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, 1378277 + ... + 1378310.

It is an arithmetic number, because the mean of its divisors is an integer number (12404646).

Almost surely, 2^46861979 is an apocalyptic number.

46861979 is a deficient number, since it is larger than the sum of its proper divisors (2756605).

46861979 is a wasteful number, since it uses less digits than its factorization.

46861979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756604.

The product of its digits is 653184, while the sum is 50.

The square root of 46861979 is about 6845.5809833790. The cubic root of 46861979 is about 360.5290036510.

The spelling of 46861979 in words is "forty-six million, eight hundred sixty-one thousand, nine hundred seventy-nine".