46821450 has 72 divisors (see below), whose sum is σ = 125804448. Its totient is φ = 11519040.

The previous prime is 46821443. The next prime is 46821461. The reversal of 46821450 is 5412864.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 24427 + ... + 26273.

It is an arithmetic number, because the mean of its divisors is an integer number (1747284).

Almost surely, 2^46821450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46821450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62902224).

46821450 is an abundant number, since it is smaller than the sum of its proper divisors (78982998).

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

46821450 is a wasteful number, since it uses less digits than its factorization.

46821450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888 (or 1870 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 46821450 is about 6842.6201122085. The cubic root of 46821450 is about 360.4250380999.

The spelling of 46821450 in words is "forty-six million, eight hundred twenty-one thousand, four hundred fifty".