1067398974 has 24 divisors (see below), whose sum is σ = 2314748592. Its totient is φ = 355484160.

The previous prime is 1067398957. The next prime is 1067398979. The reversal of 1067398974 is 4798937601.

It is a happy number.

It is a super-2 number, since 2×1067398974² = 2278681139392505352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1067398974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1067398979) 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, 4962 + ... + 46469.

It is an arithmetic number, because the mean of its divisors is an integer number (96447858).

Almost surely, 2^1067398974 is an apocalyptic number.

1067398974 is an abundant number, since it is smaller than the sum of its proper divisors (1247349618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1067398974 is a wasteful number, since it uses less digits than its factorization.

1067398974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52592 (or 52589 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 1067398974 is about 32671.0724341886. The cubic root of 1067398974 is about 1021.9796788762.

The spelling of 1067398974 in words is "one billion, sixty-seven million, three hundred ninety-eight thousand, nine hundred seventy-four".