46720146 has 32 divisors (see below), whose sum is σ = 103341888. Its totient is φ = 13962240.

The previous prime is 46720127. The next prime is 46720171. The reversal of 46720146 is 64102764.

It is a super-2 number, since 2×46720146² = 4365544084522632, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31 + ... + 9666.

It is an arithmetic number, because the mean of its divisors is an integer number (3229434).

Almost surely, 2^46720146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46720146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51670944).

46720146 is an abundant number, since it is smaller than the sum of its proper divisors (56621742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46720146 is a wasteful number, since it uses less digits than its factorization.

46720146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9786.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 46720146 is about 6835.2136762504. The cubic root of 46720146 is about 360.1649090147.

The spelling of 46720146 in words is "forty-six million, seven hundred twenty thousand, one hundred forty-six".