46158290 has 8 divisors (see below), whose sum is σ = 83084940. Its totient is φ = 18463312.

The previous prime is 46158271. The next prime is 46158293. The reversal of 46158290 is 9285164.

It can be written as a sum of positive squares in 2 ways, for example, as 45306361 + 851929 = 6731^2 + 923^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 46158290.

It is not an unprimeable number, because it can be changed into a prime (46158293) 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, 2307905 + ... + 2307924.

Almost surely, 2^46158290 is an apocalyptic number.

46158290 is a deficient number, since it is larger than the sum of its proper divisors (36926650).

46158290 is a wasteful number, since it uses less digits than its factorization.

46158290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4615836.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 46158290 is about 6793.9892552167. The cubic root of 46158290 is about 358.7153025644.

The spelling of 46158290 in words is "forty-six million, one hundred fifty-eight thousand, two hundred ninety".