45155230 has 16 divisors (see below), whose sum is σ = 86060880. Its totient is φ = 16999552.

The previous prime is 45155221. The next prime is 45155239. The reversal of 45155230 is 3255154.

It is an interprime number because it is at equal distance from previous prime (45155221) and next prime (45155239).

It is a junction number, because it is equal to n+sod(n) for n = 45155195 and 45155204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45155239) 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, 132640 + ... + 132979.

It is an arithmetic number, because the mean of its divisors is an integer number (5378805).

Almost surely, 2^45155230 is an apocalyptic number.

45155230 is a deficient number, since it is larger than the sum of its proper divisors (40905650).

45155230 is a wasteful number, since it uses less digits than its factorization.

45155230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265643.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 45155230 is about 6719.7641327654. The cubic root of 45155230 is about 356.0978511055.

The spelling of 45155230 in words is "forty-five million, one hundred fifty-five thousand, two hundred thirty".