145401704 has 16 divisors (see below), whose sum is σ = 311575200. Its totient is φ = 62314992.

The previous prime is 145401689. The next prime is 145401709. The reversal of 145401704 is 407104541.

It is a super-2 number, since 2×145401704² = 42283311052207232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145401709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298174 + ... + 1298285.

It is an arithmetic number, because the mean of its divisors is an integer number (19473450).

Almost surely, 2^145401704 is an apocalyptic number.

145401704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

145401704 is an abundant number, since it is smaller than the sum of its proper divisors (166173496).

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

145401704 is a wasteful number, since it uses less digits than its factorization.

145401704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2596472 (or 2596468 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 145401704 is about 12058.2628931368. The cubic root of 145401704 is about 525.8434864226.

The spelling of 145401704 in words is "one hundred forty-five million, four hundred one thousand, seven hundred four".