27426901 has 4 divisors (see below), whose sum is σ = 27585612. Its totient is φ = 27268192.

The previous prime is 27426871. The next prime is 27426913. The reversal of 27426901 is 10962472.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21399876 + 6027025 = 4626^2 + 2455^2 .

It is a cyclic number.

It is not a de Polignac number, because 27426901 - 2¹¹ = 27424853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27426941) 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, 79096 + ... + 79441.

It is an arithmetic number, because the mean of its divisors is an integer number (6896403).

Almost surely, 2^27426901 is an apocalyptic number.

It is an amenable number.

27426901 is a deficient number, since it is larger than the sum of its proper divisors (158711).

27426901 is a wasteful number, since it uses less digits than its factorization.

27426901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158710.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 27426901 is about 5237.0698868738. The cubic root of 27426901 is about 301.5728541694.

The spelling of 27426901 in words is "twenty-seven million, four hundred twenty-six thousand, nine hundred one".