47290330 has 8 divisors (see below), whose sum is σ = 85122612. Its totient is φ = 18916128.

The previous prime is 47290307. The next prime is 47290337. The reversal of 47290330 is 3309274.

It can be written as a sum of positive squares in 2 ways, for example, as 43864129 + 3426201 = 6623^2 + 1851^2 .

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

It is not an unprimeable number, because it can be changed into a prime (47290337) 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, 2364507 + ... + 2364526.

Almost surely, 2^47290330 is an apocalyptic number.

47290330 is a deficient number, since it is larger than the sum of its proper divisors (37832282).

47290330 is a wasteful number, since it uses less digits than its factorization.

47290330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729040.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 47290330 is about 6876.7964925538. The cubic root of 47290330 is about 361.6241686162.

The spelling of 47290330 in words is "forty-seven million, two hundred ninety thousand, three hundred thirty".