42264477 has 8 divisors (see below), whose sum is σ = 62614080. Its totient is φ = 28176300.

The previous prime is 42264463. The next prime is 42264487. The reversal of 42264477 is 77446224.

It is a happy number.

42264477 is a `hidden beast` number, since 4 + 2 + 2 + 644 + 7 + 7 = 666.

It is not a de Polignac number, because 42264477 - 2⁷ = 42264349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42264427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782649 + ... + 782702.

It is an arithmetic number, because the mean of its divisors is an integer number (7826760).

Almost surely, 2^42264477 is an apocalyptic number.

It is an amenable number.

42264477 is a deficient number, since it is larger than the sum of its proper divisors (20349603).

42264477 is a wasteful number, since it uses less digits than its factorization.

42264477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565360 (or 1565354 counting only the distinct ones).

The product of its digits is 75264, while the sum is 36.

The square root of 42264477 is about 6501.1135200056. The cubic root of 42264477 is about 348.3307645901.

The spelling of 42264477 in words is "forty-two million, two hundred sixty-four thousand, four hundred seventy-seven".