340552215 has 32 divisors (see below), whose sum is σ = 606412800. Its totient is φ = 181332000.

The previous prime is 340552207. The next prime is 340552229. The reversal of 340552215 is 512255043.

It is a happy number.

It is not a de Polignac number, because 340552215 - 2³ = 340552207 is a prime.

It is a super-2 number, since 2×340552215² = 231951622282812450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 99706 + ... + 103064.

It is an arithmetic number, because the mean of its divisors is an integer number (18950400).

Almost surely, 2^340552215 is an apocalyptic number.

340552215 is a deficient number, since it is larger than the sum of its proper divisors (265860585).

340552215 is a wasteful number, since it uses less digits than its factorization.

340552215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124 (or 4118 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 340552215 is about 18454.0568710514. The cubic root of 340552215 is about 698.3308632746.

The spelling of 340552215 in words is "three hundred forty million, five hundred fifty-two thousand, two hundred fifteen".