67401004 has 24 divisors (see below), whose sum is σ = 129357648. Its totient is φ = 30474240.

The previous prime is 67400953. The next prime is 67401023. The reversal of 67401004 is 40010476.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4524 + ... + 12460.

It is an arithmetic number, because the mean of its divisors is an integer number (5389902).

Almost surely, 2^67401004 is an apocalyptic number.

It is an amenable number.

67401004 is a deficient number, since it is larger than the sum of its proper divisors (61956644).

67401004 is a wasteful number, since it uses less digits than its factorization.

67401004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8145 (or 8143 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 67401004 is about 8209.8114472867. The cubic root of 67401004 is about 406.9634958517.

It can be divided in two parts, 6740 and 1004, that added together give a square (7744 = 88²).

The spelling of 67401004 in words is "sixty-seven million, four hundred one thousand, four".