46983981 has 8 divisors (see below), whose sum is σ = 68340384. Its totient is φ = 28475120.

The previous prime is 46983961. The next prime is 46984051. The reversal of 46983981 is 18938964.

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

It is a cyclic number.

It is not a de Polignac number, because 46983981 - 2⁵ = 46983949 is a prime.

It is a super-2 number, since 2×46983981² = 4414988941216722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46983981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46983961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711846 + ... + 711911.

It is an arithmetic number, because the mean of its divisors is an integer number (8542548).

Almost surely, 2^46983981 is an apocalyptic number.

It is an amenable number.

46983981 is a deficient number, since it is larger than the sum of its proper divisors (21356403).

46983981 is a wasteful number, since it uses less digits than its factorization.

46983981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423771.

The product of its digits is 373248, while the sum is 48.

The square root of 46983981 is about 6854.4861951863. The cubic root of 46983981 is about 360.8416035075.

The spelling of 46983981 in words is "forty-six million, nine hundred eighty-three thousand, nine hundred eighty-one".