396743370 has 64 divisors (see below), whose sum is σ = 1025671680. Its totient is φ = 97892928.

The previous prime is 396743359. The next prime is 396743371. The reversal of 396743370 is 73347693.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (396743371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16417 + ... + 32603.

It is an arithmetic number, because the mean of its divisors is an integer number (16026120).

Almost surely, 2^396743370 is an apocalyptic number.

396743370 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 396743370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512835840).

396743370 is an abundant number, since it is smaller than the sum of its proper divisors (628928310).

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

396743370 is a wasteful number, since it uses less digits than its factorization.

396743370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16259.

The product of its (nonzero) digits is 285768, while the sum is 42.

The square root of 396743370 is about 19918.4178588562. The cubic root of 396743370 is about 734.8012605341.

The spelling of 396743370 in words is "three hundred ninety-six million, seven hundred forty-three thousand, three hundred seventy".