1401934464 has 96 divisors (see below), whose sum is σ = 4610555040. Its totient is φ = 400550400.

The previous prime is 1401934453. The next prime is 1401934493. The reversal of 1401934464 is 4644391041.

It is a happy number.

1401934464 is a `hidden beast` number, since 1 + 4 + 0 + 193 + 4 + 464 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78862 + ... + 94989.

It is an arithmetic number, because the mean of its divisors is an integer number (48026615).

Almost surely, 2^1401934464 is an apocalyptic number.

1401934464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1401934464 is an abundant number, since it is smaller than the sum of its proper divisors (3208620576).

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

1401934464 is a wasteful number, since it uses less digits than its factorization.

1401934464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173878 (or 173863 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 1401934464 is about 37442.4153067080. The cubic root of 1401934464 is about 1119.2039581555.

The spelling of 1401934464 in words is "one billion, four hundred one million, nine hundred thirty-four thousand, four hundred sixty-four".