67057401 has 8 divisors (see below), whose sum is σ = 94669344. Its totient is φ = 42075200.

The previous prime is 67057399. The next prime is 67057409. The reversal of 67057401 is 10475076.

It is a happy number.

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 67057401 - 2¹ = 67057399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67057409) 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, 657375 + ... + 657476.

It is an arithmetic number, because the mean of its divisors is an integer number (11833668).

Almost surely, 2^67057401 is an apocalyptic number.

It is an amenable number.

67057401 is a deficient number, since it is larger than the sum of its proper divisors (27611943).

67057401 is a wasteful number, since it uses less digits than its factorization.

67057401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314871.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 67057401 is about 8188.8583453373. The cubic root of 67057401 is about 406.2707654553.

The spelling of 67057401 in words is "sixty-seven million, fifty-seven thousand, four hundred one".