46851945 has 32 divisors (see below), whose sum is σ = 86323968. Its totient is φ = 21255168.

The previous prime is 46851877. The next prime is 46851979. The reversal of 46851945 is 54915864.

It is not a de Polignac number, because 46851945 - 2⁷ = 46851817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46851897 and 46851906.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12757 + ... + 16013.

It is an arithmetic number, because the mean of its divisors is an integer number (2697624).

Almost surely, 2^46851945 is an apocalyptic number.

It is an amenable number.

46851945 is a deficient number, since it is larger than the sum of its proper divisors (39472023).

46851945 is a wasteful number, since it uses less digits than its factorization.

46851945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3409.

The product of its digits is 172800, while the sum is 42.

The square root of 46851945 is about 6844.8480625942. The cubic root of 46851945 is about 360.5032698804.

The spelling of 46851945 in words is "forty-six million, eight hundred fifty-one thousand, nine hundred forty-five".