146273340 has 48 divisors (see below), whose sum is σ = 411858720. Its totient is φ = 38787840.

The previous prime is 146273333. The next prime is 146273341. The reversal of 146273340 is 43372641.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 146273298 and 146273307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146273341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4126 + ... + 17594.

It is an arithmetic number, because the mean of its divisors is an integer number (8580390).

Almost surely, 2^146273340 is an apocalyptic number.

146273340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146273340 is an abundant number, since it is smaller than the sum of its proper divisors (265585380).

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

146273340 is a wasteful number, since it uses less digits than its factorization.

146273340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13662 (or 13660 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 146273340 is about 12094.3515741854. The cubic root of 146273340 is about 526.8921473940.

The spelling of 146273340 in words is "one hundred forty-six million, two hundred seventy-three thousand, three hundred forty".