46220290 has 16 divisors (see below), whose sum is σ = 84369600. Its totient is φ = 18227440.

The previous prime is 46220269. The next prime is 46220333. The reversal of 46220290 is 9202264.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31840 + ... + 33259.

It is an arithmetic number, because the mean of its divisors is an integer number (5273100).

Almost surely, 2^46220290 is an apocalyptic number.

46220290 is a deficient number, since it is larger than the sum of its proper divisors (38149310).

46220290 is a wasteful number, since it uses less digits than its factorization.

46220290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65177.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 46220290 is about 6798.5505808224. The cubic root of 46220290 is about 358.8758399847.

The spelling of 46220290 in words is "forty-six million, two hundred twenty thousand, two hundred ninety".