2029457 has 2 divisors, whose sum is σ = 2029458. Its totient is φ = 2029456.

The previous prime is 2029453. The next prime is 2029483. The reversal of 2029457 is 7549202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2027776 + 1681 = 1424^2 + 41^2 .

It is a cyclic number.

It is not a de Polignac number, because 2029457 - 2² = 2029453 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2029453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1014728 + 1014729.

It is an arithmetic number, because the mean of its divisors is an integer number (1014729).

2^2029457 is an apocalyptic number.

It is an amenable number.

2029457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2029457 is an equidigital number, since it uses as much as digits as its factorization.

2029457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2029457 is about 1424.5901164897. The cubic root of 2029457 is about 126.6076510246.

The spelling of 2029457 in words is "two million, twenty-nine thousand, four hundred fifty-seven".