64474077 has 8 divisors (see below), whose sum is σ = 86153760. Its totient is φ = 42888560.

The previous prime is 64474061. The next prime is 64474093. The reversal of 64474077 is 77047446.

It is an interprime number because it is at equal distance from previous prime (64474061) and next prime (64474093).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64474077 - 2⁴ = 64474061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64474097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21927 + ... + 24692.

It is an arithmetic number, because the mean of its divisors is an integer number (10769220).

Almost surely, 2^64474077 is an apocalyptic number.

It is an amenable number.

64474077 is a deficient number, since it is larger than the sum of its proper divisors (21679683).

64474077 is a wasteful number, since it uses less digits than its factorization.

64474077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47083.

The product of its (nonzero) digits is 131712, while the sum is 39.

The square root of 64474077 is about 8029.5751444270. The cubic root of 64474077 is about 400.9852317204.

The spelling of 64474077 in words is "sixty-four million, four hundred seventy-four thousand, seventy-seven".