146057740 has 24 divisors (see below), whose sum is σ = 316616832. Its totient is φ = 56538240.

The previous prime is 146057719. The next prime is 146057749. The reversal of 146057740 is 47750641.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 146057696 and 146057705.

It is not an unprimeable number, because it can be changed into a prime (146057749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117169 + ... + 118408.

It is an arithmetic number, because the mean of its divisors is an integer number (13192368).

Almost surely, 2^146057740 is an apocalyptic number.

146057740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146057740 is an abundant number, since it is smaller than the sum of its proper divisors (170559092).

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

146057740 is a wasteful number, since it uses less digits than its factorization.

146057740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235617 (or 235615 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 146057740 is about 12085.4350356121. The cubic root of 146057740 is about 526.6331487152.

The spelling of 146057740 in words is "one hundred forty-six million, fifty-seven thousand, seven hundred forty".