146853490 has 24 divisors (see below), whose sum is σ = 307494252. Its totient is φ = 50349600.

The previous prime is 146853461. The next prime is 146853517. The reversal of 146853490 is 94358641.

It can be written as a sum of positive squares in 2 ways, for example, as 146482609 + 370881 = 12103^2 + 609^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149361 + ... + 150340.

Almost surely, 2^146853490 is an apocalyptic number.

146853490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146853490 is an abundant number, since it is smaller than the sum of its proper divisors (160640762).

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

146853490 is a wasteful number, since it uses less digits than its factorization.

146853490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299722 (or 299715 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 146853490 is about 12118.3121762067. The cubic root of 146853490 is about 527.5878158420.

The spelling of 146853490 in words is "one hundred forty-six million, eight hundred fifty-three thousand, four hundred ninety".