46421851 has 4 divisors (see below), whose sum is σ = 53053552. Its totient is φ = 39790152.

The previous prime is 46421839. The next prime is 46421863. The reversal of 46421851 is 15812464.

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

It is an interprime number because it is at equal distance from previous prime (46421839) and next prime (46421863).

It is a cyclic number.

It is not a de Polignac number, because 46421851 - 2⁷ = 46421723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46421801) 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, 3315840 + ... + 3315853.

It is an arithmetic number, because the mean of its divisors is an integer number (13263388).

Almost surely, 2^46421851 is an apocalyptic number.

46421851 is a deficient number, since it is larger than the sum of its proper divisors (6631701).

46421851 is an equidigital number, since it uses as much as digits as its factorization.

46421851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6631700.

The product of its digits is 7680, while the sum is 31.

The square root of 46421851 is about 6813.3582762101. The cubic root of 46421851 is about 359.3967546352.

The spelling of 46421851 in words is "forty-six million, four hundred twenty-one thousand, eight hundred fifty-one".