340372340 has 48 divisors (see below), whose sum is σ = 891160704. Its totient is φ = 106089600.

The previous prime is 340372339. The next prime is 340372363. The reversal of 340372340 is 43273043.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108971 + ... + 112050.

It is an arithmetic number, because the mean of its divisors is an integer number (18565848).

Almost surely, 2^340372340 is an apocalyptic number.

It is an amenable number.

340372340 is an abundant number, since it is smaller than the sum of its proper divisors (550788364).

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

340372340 is a wasteful number, since it uses less digits than its factorization.

340372340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221048 (or 221046 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 26.

The square root of 340372340 is about 18449.1826377214. The cubic root of 340372340 is about 698.2078920331.

The spelling of 340372340 in words is "three hundred forty million, three hundred seventy-two thousand, three hundred forty".