145346958 has 12 divisors (see below), whose sum is σ = 314918448. Its totient is φ = 48448980.

The previous prime is 145346933. The next prime is 145347029. The reversal of 145346958 is 859643541.

145346958 is a `hidden beast` number, since 1 + 4 + 534 + 69 + 58 = 666.

It is a super-2 number, since 2×145346958² = 42251476399707528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4037398 + ... + 4037433.

It is an arithmetic number, because the mean of its divisors is an integer number (26243204).

Almost surely, 2^145346958 is an apocalyptic number.

145346958 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

145346958 is an abundant number, since it is smaller than the sum of its proper divisors (169571490).

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

145346958 is a wasteful number, since it uses less digits than its factorization.

145346958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8074839 (or 8074836 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 145346958 is about 12055.9926177814. The cubic root of 145346958 is about 525.7774820579. Note that the first 3 decimals are identical.

The spelling of 145346958 in words is "one hundred forty-five million, three hundred forty-six thousand, nine hundred fifty-eight".