34891001 has 4 divisors (see below), whose sum is σ = 34904400. Its totient is φ = 34877604.

The previous prime is 34890991. The next prime is 34891019. The reversal of 34891001 is 10019843.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10019843 = 83 ⋅120721.

It is a cyclic number.

It is not a de Polignac number, because 34891001 - 2¹⁰ = 34889977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34891081) 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, 1391 + ... + 8468.

It is an arithmetic number, because the mean of its divisors is an integer number (8726100).

Almost surely, 2^34891001 is an apocalyptic number.

It is an amenable number.

34891001 is a deficient number, since it is larger than the sum of its proper divisors (13399).

34891001 is an equidigital number, since it uses as much as digits as its factorization.

34891001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13398.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 34891001 is about 5906.8605028391. The cubic root of 34891001 is about 326.7667131897.

The spelling of 34891001 in words is "thirty-four million, eight hundred ninety-one thousand, one".