46391746 has 16 divisors (see below), whose sum is σ = 71782200. Its totient is φ = 22472320.

The previous prime is 46391743. The next prime is 46391783. The reversal of 46391746 is 64719364.

It can be written as a sum of positive squares in 4 ways, for example, as 5239521 + 41152225 = 2289^2 + 6415^2 .

It is a junction number, because it is equal to n+sod(n) for n = 46391699 and 46391708.

It is not an unprimeable number, because it can be changed into a prime (46391743) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10320 + ... + 14116.

Almost surely, 2^46391746 is an apocalyptic number.

46391746 is a deficient number, since it is larger than the sum of its proper divisors (25390454).

46391746 is a wasteful number, since it uses less digits than its factorization.

46391746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989.

The product of its digits is 108864, while the sum is 40.

The square root of 46391746 is about 6811.1486549627. The cubic root of 46391746 is about 359.3190471276.

The spelling of 46391746 in words is "forty-six million, three hundred ninety-one thousand, seven hundred forty-six".