20364454 has 32 divisors (see below), whose sum is σ = 34618752. Its totient is φ = 8904000.

The previous prime is 20364451. The next prime is 20364457. The reversal of 20364454 is 45446302.

It is an interprime number because it is at equal distance from previous prime (20364451) and next prime (20364457).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20364451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96409 + ... + 96619.

It is an arithmetic number, because the mean of its divisors is an integer number (1081836).

Almost surely, 2^20364454 is an apocalyptic number.

20364454 is a deficient number, since it is larger than the sum of its proper divisors (14254298).

20364454 is a wasteful number, since it uses less digits than its factorization.

20364454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 20364454 is about 4512.6991922795. The cubic root of 20364454 is about 273.0806472323.

The spelling of 20364454 in words is "twenty million, three hundred sixty-four thousand, four hundred fifty-four".