190451148 has 24 divisors (see below), whose sum is σ = 444611328. Its totient is φ = 63451536.

The previous prime is 190451141. The next prime is 190451227. The reversal of 190451148 is 841154091.

190451148 is digitally balanced in base 2 and base 3, because in such bases 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 (190451141) 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, 39265 + ... + 43847.

It is an arithmetic number, because the mean of its divisors is an integer number (18525472).

Almost surely, 2^190451148 is an apocalyptic number.

It is an amenable number.

190451148 is an abundant number, since it is smaller than the sum of its proper divisors (254160180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190451148 is a wasteful number, since it uses less digits than its factorization.

190451148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8053 (or 8051 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 190451148 is about 13800.4039071326. The cubic root of 190451148 is about 575.3443663713.

The spelling of 190451148 in words is "one hundred ninety million, four hundred fifty-one thousand, one hundred forty-eight".