662053401 has 12 divisors (see below), whose sum is σ = 967822128. Its totient is φ = 436050744.

The previous prime is 662053397. The next prime is 662053411. The reversal of 662053401 is 104350266.

662053401 is a `hidden beast` number, since 6 + 620 + 5 + 34 + 0 + 1 = 666.

It is not a de Polignac number, because 662053401 - 2² = 662053397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (662053411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 442395 + ... + 443888.

It is an arithmetic number, because the mean of its divisors is an integer number (80651844).

Almost surely, 2^662053401 is an apocalyptic number.

It is an amenable number.

662053401 is a deficient number, since it is larger than the sum of its proper divisors (305768727).

662053401 is a wasteful number, since it uses less digits than its factorization.

662053401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886372 (or 886369 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 662053401 is about 25730.3983840126. The cubic root of 662053401 is about 871.5607694695.

The spelling of 662053401 in words is "six hundred sixty-two million, fifty-three thousand, four hundred one".