396161097 has 4 divisors (see below), whose sum is σ = 528214800. Its totient is φ = 264107396.

The previous prime is 396161093. The next prime is 396161099. The reversal of 396161097 is 790161693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 396161097 - 2² = 396161093 is a prime.

It is a super-2 number, since 2×396161097² = 313887229552486818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (396161093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66026847 + ... + 66026852.

It is an arithmetic number, because the mean of its divisors is an integer number (132053700).

Almost surely, 2^396161097 is an apocalyptic number.

It is an amenable number.

396161097 is a deficient number, since it is larger than the sum of its proper divisors (132053703).

396161097 is a wasteful number, since it uses less digits than its factorization.

396161097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132053702.

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 396161097 is about 19903.7960449759. The cubic root of 396161097 is about 734.4416120824.

The spelling of 396161097 in words is "three hundred ninety-six million, one hundred sixty-one thousand, ninety-seven".