340526145 has 16 divisors (see below), whose sum is σ = 545602752. Its totient is φ = 181360320.

The previous prime is 340526143. The next prime is 340526161. The reversal of 340526145 is 541625043.

It is not a de Polignac number, because 340526145 - 2¹ = 340526143 is a prime.

It is a super-2 number, since 2×340526145² = 231916110857122050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340526141) 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, 4491 + ... + 26480.

It is an arithmetic number, because the mean of its divisors is an integer number (34100172).

Almost surely, 2^340526145 is an apocalyptic number.

It is an amenable number.

340526145 is a deficient number, since it is larger than the sum of its proper divisors (205076607).

340526145 is a wasteful number, since it uses less digits than its factorization.

340526145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31712.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 340526145 is about 18453.3505087830. The cubic root of 340526145 is about 698.3130432465.

The spelling of 340526145 in words is "three hundred forty million, five hundred twenty-six thousand, one hundred forty-five".