1400500146 has 32 divisors (see below), whose sum is σ = 2955096000. Its totient is φ = 441262080.

The previous prime is 1400500139. The next prime is 1400500147. The reversal of 1400500146 is 6410050041.

It is a super-2 number, since 2×1400500146² = 3922801317892042632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1400500147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37506 + ... + 64866.

It is an arithmetic number, because the mean of its divisors is an integer number (92346750).

Almost surely, 2^1400500146 is an apocalyptic number.

1400500146 is an abundant number, since it is smaller than the sum of its proper divisors (1554595854).

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

1400500146 is a wasteful number, since it uses less digits than its factorization.

1400500146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27834.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1400500146 is about 37423.2567529872. The cubic root of 1400500146 is about 1118.8221423636.

Adding to 1400500146 its reverse (6410050041), we get a palindrome (7810550187).

The spelling of 1400500146 in words is "one billion, four hundred million, five hundred thousand, one hundred forty-six".