153228394 has 16 divisors (see below), whose sum is σ = 250944480. Its totient is φ = 69591760.

The previous prime is 153228391. The next prime is 153228469. The reversal of 153228394 is 493822351.

153228394 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (153228391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36117 + ... + 40135.

It is an arithmetic number, because the mean of its divisors is an integer number (15684030).

Almost surely, 2^153228394 is an apocalyptic number.

153228394 is a deficient number, since it is larger than the sum of its proper divisors (97716086).

153228394 is a wasteful number, since it uses less digits than its factorization.

153228394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5765.

The product of its digits is 51840, while the sum is 37.

The square root of 153228394 is about 12378.5457142590. The cubic root of 153228394 is about 535.1141271068.

It can be divided in two parts, 15322 and 8394, that added together give a square (23716 = 154²).

The spelling of 153228394 in words is "one hundred fifty-three million, two hundred twenty-eight thousand, three hundred ninety-four".