2634457 has 4 divisors (see below), whose sum is σ = 3010816. Its totient is φ = 2258100.

The previous prime is 2634449. The next prime is 2634461. The reversal of 2634457 is 7544362.

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 2634457 - 2³ = 2634449 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 6⁷ + 3¹¹ + 4⁵ + 4⁵ + 5⁷ + 7² .

It is a Duffinian number.

2634457 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2634427) 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, 188169 + ... + 188182.

It is an arithmetic number, because the mean of its divisors is an integer number (752704).

2^2634457 is an apocalyptic number.

It is an amenable number.

2634457 is a deficient number, since it is larger than the sum of its proper divisors (376359).

2634457 is an equidigital number, since it uses as much as digits as its factorization.

2634457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376358.

The product of its digits is 20160, while the sum is 31.

The square root of 2634457 is about 1623.1010442976. The cubic root of 2634457 is about 138.1116683488. Note that the first 3 decimals are identical.

The spelling of 2634457 in words is "two million, six hundred thirty-four thousand, four hundred fifty-seven".